1036798220

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{461}}^1\times {\mathrm{809}}^1$

素因数の和:1418

約数の個数: 48

約数和(自身を含む): 2200413600

約数和(自身を除く): 1163615380

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 461, 556, 695, 809, 922, 1390, 1618, 1844, 2305, 2780, 3236, 4045, 4610, 8090, 9220, 16180, 64079, 112451, 128158, 224902, 256316, 320395, 372949, 449804, 562255, 640790, 745898, 1124510, 1281580, 1491796, 1864745, 2249020, 3729490, 7458980, 51839911, 103679822, 207359644, 259199555, 518399110, 1036798220]

約数ペア:

[(1, 1036798220), (2, 518399110), (4, 259199555), (5, 207359644), (10, 103679822), (20, 51839911), (139, 7458980), (278, 3729490), (461, 2249020), (556, 1864745), (695, 1491796), (809, 1281580), (922, 1124510), (1390, 745898), (1618, 640790), (1844, 562255), (2305, 449804), (2780, 372949), (3236, 320395), (4045, 256316), (4610, 224902), (8090, 128158), (9220, 112451), (16180, 64079)]