20113800

素因数分解:

$2^3\times 3^1\times 5^2\times 7^1\times {\mathrm{4789}}^1$

素因数の和:4815

約数の個数: 96

約数和(自身を含む): 71275200

約数和(自身を除く): 51161400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 25, 28, 30, 35, 40, 42, 50, 56, 60, 70, 75, 84, 100, 105, 120, 140, 150, 168, 175, 200, 210, 280, 300, 350, 420, 525, 600, 700, 840, 1050, 1400, 2100, 4200, 4789, 9578, 14367, 19156, 23945, 28734, 33523, 38312, 47890, 57468, 67046, 71835, 95780, 100569, 114936, 119725, 134092, 143670, 167615, 191560, 201138, 239450, 268184, 287340, 335230, 359175, 402276, 478900, 502845, 574680, 670460, 718350, 804552, 838075, 957800, 1005690, 1340920, 1436700, 1676150, 2011380, 2514225, 2873400, 3352300, 4022760, 5028450, 6704600, 10056900, 20113800]

約数ペア:

[(1, 20113800), (2, 10056900), (3, 6704600), (4, 5028450), (5, 4022760), (6, 3352300), (7, 2873400), (8, 2514225), (10, 2011380), (12, 1676150), (14, 1436700), (15, 1340920), (20, 1005690), (21, 957800), (24, 838075), (25, 804552), (28, 718350), (30, 670460), (35, 574680), (40, 502845), (42, 478900), (50, 402276), (56, 359175), (60, 335230), (70, 287340), (75, 268184), (84, 239450), (100, 201138), (105, 191560), (120, 167615), (140, 143670), (150, 134092), (168, 119725), (175, 114936), (200, 100569), (210, 95780), (280, 71835), (300, 67046), (350, 57468), (420, 47890), (525, 38312), (600, 33523), (700, 28734), (840, 23945), (1050, 19156), (1400, 14367), (2100, 9578), (4200, 4789)]