2903980

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{107}}^1$

素因数の和:198

約数の個数: 48

約数和(自身を含む): 6531840

約数和(自身を除く): 3627860

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 59, 92, 107, 115, 118, 214, 230, 236, 295, 428, 460, 535, 590, 1070, 1180, 1357, 2140, 2461, 2714, 4922, 5428, 6313, 6785, 9844, 12305, 12626, 13570, 24610, 25252, 27140, 31565, 49220, 63130, 126260, 145199, 290398, 580796, 725995, 1451990, 2903980]

約数ペア:

[(1, 2903980), (2, 1451990), (4, 725995), (5, 580796), (10, 290398), (20, 145199), (23, 126260), (46, 63130), (59, 49220), (92, 31565), (107, 27140), (115, 25252), (118, 24610), (214, 13570), (230, 12626), (236, 12305), (295, 9844), (428, 6785), (460, 6313), (535, 5428), (590, 4922), (1070, 2714), (1180, 2461), (1357, 2140)]