1218440

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{367}}^1$

素因数の和:461

約数の個数: 32

約数和(自身を含む): 2782080

約数和(自身を除く): 1563640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 367, 415, 664, 734, 830, 1468, 1660, 1835, 2936, 3320, 3670, 7340, 14680, 30461, 60922, 121844, 152305, 243688, 304610, 609220, 1218440]

約数ペア:

[(1, 1218440), (2, 609220), (4, 304610), (5, 243688), (8, 152305), (10, 121844), (20, 60922), (40, 30461), (83, 14680), (166, 7340), (332, 3670), (367, 3320), (415, 2936), (664, 1835), (734, 1660), (830, 1468)]