123897080

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{2437}}^1$

素因数の和:2520

約数の個数: 64

約数和(自身を含む): 294900480

約数和(自身を除く): 171003400

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 41, 62, 82, 124, 155, 164, 205, 248, 310, 328, 410, 620, 820, 1240, 1271, 1640, 2437, 2542, 4874, 5084, 6355, 9748, 10168, 12185, 12710, 19496, 24370, 25420, 48740, 50840, 75547, 97480, 99917, 151094, 199834, 302188, 377735, 399668, 499585, 604376, 755470, 799336, 999170, 1510940, 1998340, 3021880, 3097427, 3996680, 6194854, 12389708, 15487135, 24779416, 30974270, 61948540, 123897080]

約数ペア:

[(1, 123897080), (2, 61948540), (4, 30974270), (5, 24779416), (8, 15487135), (10, 12389708), (20, 6194854), (31, 3996680), (40, 3097427), (41, 3021880), (62, 1998340), (82, 1510940), (124, 999170), (155, 799336), (164, 755470), (205, 604376), (248, 499585), (310, 399668), (328, 377735), (410, 302188), (620, 199834), (820, 151094), (1240, 99917), (1271, 97480), (1640, 75547), (2437, 50840), (2542, 48740), (4874, 25420), (5084, 24370), (6355, 19496), (9748, 12710), (10168, 12185)]