1507999540

素因数分解:

$2^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{347}}^1\times {\mathrm{1103}}^1$

素因数の和:1656

約数の個数: 48

約数和(自身を含む): 3194940672

約数和(自身を除く): 1686941132

約数列:

[1, 2, 4, 5, 10, 20, 197, 347, 394, 694, 788, 985, 1103, 1388, 1735, 1970, 2206, 3470, 3940, 4412, 5515, 6940, 11030, 22060, 68359, 136718, 217291, 273436, 341795, 382741, 434582, 683590, 765482, 869164, 1086455, 1367180, 1530964, 1913705, 2172910, 3827410, 4345820, 7654820, 75399977, 150799954, 301599908, 376999885, 753999770, 1507999540]

約数ペア:

[(1, 1507999540), (2, 753999770), (4, 376999885), (5, 301599908), (10, 150799954), (20, 75399977), (197, 7654820), (347, 4345820), (394, 3827410), (694, 2172910), (788, 1913705), (985, 1530964), (1103, 1367180), (1388, 1086455), (1735, 869164), (1970, 765482), (2206, 683590), (3470, 434582), (3940, 382741), (4412, 341795), (5515, 273436), (6940, 217291), (11030, 136718), (22060, 68359)]