105054440

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^2\times {\mathrm{521}}^1$

素因数の和:674

約数の個数: 48

約数和(自身を含む): 240208740

約数和(自身を除く): 135154300

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 521, 568, 710, 1042, 1420, 2084, 2605, 2840, 4168, 5041, 5210, 10082, 10420, 20164, 20840, 25205, 36991, 40328, 50410, 73982, 100820, 147964, 184955, 201640, 295928, 369910, 739820, 1479640, 2626361, 5252722, 10505444, 13131805, 21010888, 26263610, 52527220, 105054440]

約数ペア:

[(1, 105054440), (2, 52527220), (4, 26263610), (5, 21010888), (8, 13131805), (10, 10505444), (20, 5252722), (40, 2626361), (71, 1479640), (142, 739820), (284, 369910), (355, 295928), (521, 201640), (568, 184955), (710, 147964), (1042, 100820), (1420, 73982), (2084, 50410), (2605, 40328), (2840, 36991), (4168, 25205), (5041, 20840), (5210, 20164), (10082, 10420)]