562450040

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{211}}^1\times {\mathrm{647}}^1$

素因数の和:972

約数の個数: 64

約数和(自身を含む): 1285839360

約数和(自身を除く): 723389320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 211, 412, 422, 515, 647, 824, 844, 1030, 1055, 1294, 1688, 2060, 2110, 2588, 3235, 4120, 4220, 5176, 6470, 8440, 12940, 21733, 25880, 43466, 66641, 86932, 108665, 133282, 136517, 173864, 217330, 266564, 273034, 333205, 434660, 533128, 546068, 666410, 682585, 869320, 1092136, 1332820, 1365170, 2665640, 2730340, 5460680, 14061251, 28122502, 56245004, 70306255, 112490008, 140612510, 281225020, 562450040]

約数ペア:

[(1, 562450040), (2, 281225020), (4, 140612510), (5, 112490008), (8, 70306255), (10, 56245004), (20, 28122502), (40, 14061251), (103, 5460680), (206, 2730340), (211, 2665640), (412, 1365170), (422, 1332820), (515, 1092136), (647, 869320), (824, 682585), (844, 666410), (1030, 546068), (1055, 533128), (1294, 434660), (1688, 333205), (2060, 273034), (2110, 266564), (2588, 217330), (3235, 173864), (4120, 136517), (4220, 133282), (5176, 108665), (6470, 86932), (8440, 66641), (12940, 43466), (21733, 25880)]