615940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1$

素因数の和:148

約数の個数: 48

約数和(自身を含む): 1467648

約数和(自身を除く): 851708

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 46, 52, 65, 92, 103, 115, 130, 206, 230, 260, 299, 412, 460, 515, 598, 1030, 1196, 1339, 1495, 2060, 2369, 2678, 2990, 4738, 5356, 5980, 6695, 9476, 11845, 13390, 23690, 26780, 30797, 47380, 61594, 123188, 153985, 307970, 615940]

約数ペア:

[(1, 615940), (2, 307970), (4, 153985), (5, 123188), (10, 61594), (13, 47380), (20, 30797), (23, 26780), (26, 23690), (46, 13390), (52, 11845), (65, 9476), (92, 6695), (103, 5980), (115, 5356), (130, 4738), (206, 2990), (230, 2678), (260, 2369), (299, 2060), (412, 1495), (460, 1339), (515, 1196), (598, 1030)]