1898156720

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{818171}}^1$

素因数の和:818213

約数の個数: 40

約数和(自身を含む): 4565399760

約数和(自身を除く): 2667243040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 1160, 2320, 818171, 1636342, 3272684, 4090855, 6545368, 8181710, 13090736, 16363420, 23726959, 32726840, 47453918, 65453680, 94907836, 118634795, 189815672, 237269590, 379631344, 474539180, 949078360, 1898156720]

約数ペア:

[(1, 1898156720), (2, 949078360), (4, 474539180), (5, 379631344), (8, 237269590), (10, 189815672), (16, 118634795), (20, 94907836), (29, 65453680), (40, 47453918), (58, 32726840), (80, 23726959), (116, 16363420), (145, 13090736), (232, 8181710), (290, 6545368), (464, 4090855), (580, 3272684), (1160, 1636342), (2320, 818171)]