2100080440

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{11411}}^1$

素因数の和:11572

約数の個数: 64

約数和(自身を含む): 4880684160

約数和(自身を除く): 2780603720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 107, 172, 214, 215, 344, 428, 430, 535, 856, 860, 1070, 1720, 2140, 4280, 4601, 9202, 11411, 18404, 22822, 23005, 36808, 45644, 46010, 57055, 91288, 92020, 114110, 184040, 228220, 456440, 490673, 981346, 1220977, 1962692, 2441954, 2453365, 3925384, 4883908, 4906730, 6104885, 9767816, 9813460, 12209770, 19626920, 24419540, 48839080, 52502011, 105004022, 210008044, 262510055, 420016088, 525020110, 1050040220, 2100080440]

約数ペア:

[(1, 2100080440), (2, 1050040220), (4, 525020110), (5, 420016088), (8, 262510055), (10, 210008044), (20, 105004022), (40, 52502011), (43, 48839080), (86, 24419540), (107, 19626920), (172, 12209770), (214, 9813460), (215, 9767816), (344, 6104885), (428, 4906730), (430, 4883908), (535, 3925384), (856, 2453365), (860, 2441954), (1070, 1962692), (1720, 1220977), (2140, 981346), (4280, 490673), (4601, 456440), (9202, 228220), (11411, 184040), (18404, 114110), (22822, 92020), (23005, 91288), (36808, 57055), (45644, 46010)]