2002848520

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{20117}}^1$

素因数の和:20278

約数の個数: 64

約数和(自身を含む): 4780036800

約数和(自身を除く): 2777188280

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 131, 152, 190, 262, 380, 524, 655, 760, 1048, 1310, 2489, 2620, 4978, 5240, 9956, 12445, 19912, 20117, 24890, 40234, 49780, 80468, 99560, 100585, 160936, 201170, 382223, 402340, 764446, 804680, 1528892, 1911115, 2635327, 3057784, 3822230, 5270654, 7644460, 10541308, 13176635, 15288920, 21082616, 26353270, 50071213, 52706540, 100142426, 105413080, 200284852, 250356065, 400569704, 500712130, 1001424260, 2002848520]

約数ペア:

[(1, 2002848520), (2, 1001424260), (4, 500712130), (5, 400569704), (8, 250356065), (10, 200284852), (19, 105413080), (20, 100142426), (38, 52706540), (40, 50071213), (76, 26353270), (95, 21082616), (131, 15288920), (152, 13176635), (190, 10541308), (262, 7644460), (380, 5270654), (524, 3822230), (655, 3057784), (760, 2635327), (1048, 1911115), (1310, 1528892), (2489, 804680), (2620, 764446), (4978, 402340), (5240, 382223), (9956, 201170), (12445, 160936), (19912, 100585), (20117, 99560), (24890, 80468), (40234, 49780)]