20100396

素因数分解:

$2^2\times 3^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1\times {\mathrm{227}}^1$

素因数の和:438

約数の個数: 48

約数和(自身を含む): 48416256

約数和(自身を除く): 28315860

約数列:

[1, 2, 3, 4, 6, 12, 47, 94, 141, 157, 188, 227, 282, 314, 454, 471, 564, 628, 681, 908, 942, 1362, 1884, 2724, 7379, 10669, 14758, 21338, 22137, 29516, 32007, 35639, 42676, 44274, 64014, 71278, 88548, 106917, 128028, 142556, 213834, 427668, 1675033, 3350066, 5025099, 6700132, 10050198, 20100396]

約数ペア:

[(1, 20100396), (2, 10050198), (3, 6700132), (4, 5025099), (6, 3350066), (12, 1675033), (47, 427668), (94, 213834), (141, 142556), (157, 128028), (188, 106917), (227, 88548), (282, 71278), (314, 64014), (454, 44274), (471, 42676), (564, 35639), (628, 32007), (681, 29516), (908, 22137), (942, 21338), (1362, 14758), (1884, 10669), (2724, 7379)]