496759940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{22157}}^1$

素因数の和:22244

約数の個数: 48

約数和(自身を含む): 1116763200

約数和(自身を除く): 620003260

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 59, 76, 95, 118, 190, 236, 295, 380, 590, 1121, 1180, 2242, 4484, 5605, 11210, 22157, 22420, 44314, 88628, 110785, 221570, 420983, 443140, 841966, 1307263, 1683932, 2104915, 2614526, 4209830, 5229052, 6536315, 8419660, 13072630, 24837997, 26145260, 49675994, 99351988, 124189985, 248379970, 496759940]

約数ペア:

[(1, 496759940), (2, 248379970), (4, 124189985), (5, 99351988), (10, 49675994), (19, 26145260), (20, 24837997), (38, 13072630), (59, 8419660), (76, 6536315), (95, 5229052), (118, 4209830), (190, 2614526), (236, 2104915), (295, 1683932), (380, 1307263), (590, 841966), (1121, 443140), (1180, 420983), (2242, 221570), (4484, 110785), (5605, 88628), (11210, 44314), (22157, 22420)]