289449220

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{174367}}^1$

素因数の和:174459

約数の個数: 24

約数和(自身を含む): 615170304

約数和(自身を除く): 325721084

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1660, 174367, 348734, 697468, 871835, 1743670, 3487340, 14472461, 28944922, 57889844, 72362305, 144724610, 289449220]

約数ペア:

[(1, 289449220), (2, 144724610), (4, 72362305), (5, 57889844), (10, 28944922), (20, 14472461), (83, 3487340), (166, 1743670), (332, 871835), (415, 697468), (830, 348734), (1660, 174367)]