2044215700

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{191}}^1$

素因数の和:398

約数の個数: 144

約数和(自身を含む): 4839690240

約数和(自身を除く): 2795474540

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 43, 50, 76, 86, 95, 100, 131, 172, 190, 191, 215, 262, 380, 382, 430, 475, 524, 655, 764, 817, 860, 950, 955, 1075, 1310, 1634, 1900, 1910, 2150, 2489, 2620, 3268, 3275, 3629, 3820, 4085, 4300, 4775, 4978, 5633, 6550, 7258, 8170, 8213, 9550, 9956, 11266, 12445, 13100, 14516, 16340, 16426, 18145, 19100, 20425, 22532, 24890, 25021, 28165, 32852, 36290, 40850, 41065, 49780, 50042, 56330, 62225, 72580, 81700, 82130, 90725, 100084, 107027, 112660, 124450, 125105, 140825, 156047, 164260, 181450, 205325, 214054, 248900, 250210, 281650, 312094, 362900, 410650, 428108, 475399, 500420, 535135, 563300, 624188, 625525, 780235, 821300, 950798, 1070270, 1075903, 1251050, 1560470, 1901596, 2140540, 2151806, 2376995, 2502100, 2675675, 3120940, 3901175, 4303612, 4753990, 5351350, 5379515, 7802350, 9507980, 10702700, 10759030, 11884975, 15604700, 20442157, 21518060, 23769950, 26897575, 40884314, 47539900, 53795150, 81768628, 102210785, 107590300, 204421570, 408843140, 511053925, 1022107850, 2044215700]

約数ペア:

[(1, 2044215700), (2, 1022107850), (4, 511053925), (5, 408843140), (10, 204421570), (19, 107590300), (20, 102210785), (25, 81768628), (38, 53795150), (43, 47539900), (50, 40884314), (76, 26897575), (86, 23769950), (95, 21518060), (100, 20442157), (131, 15604700), (172, 11884975), (190, 10759030), (191, 10702700), (215, 9507980), (262, 7802350), (380, 5379515), (382, 5351350), (430, 4753990), (475, 4303612), (524, 3901175), (655, 3120940), (764, 2675675), (817, 2502100), (860, 2376995), (950, 2151806), (955, 2140540), (1075, 1901596), (1310, 1560470), (1634, 1251050), (1900, 1075903), (1910, 1070270), (2150, 950798), (2489, 821300), (2620, 780235), (3268, 625525), (3275, 624188), (3629, 563300), (3820, 535135), (4085, 500420), (4300, 475399), (4775, 428108), (4978, 410650), (5633, 362900), (6550, 312094), (7258, 281650), (8170, 250210), (8213, 248900), (9550, 214054), (9956, 205325), (11266, 181450), (12445, 164260), (13100, 156047), (14516, 140825), (16340, 125105), (16426, 124450), (18145, 112660), (19100, 107027), (20425, 100084), (22532, 90725), (24890, 82130), (25021, 81700), (28165, 72580), (32852, 62225), (36290, 56330), (40850, 50042), (41065, 49780)]