7625420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{137}}^1$

素因数の和:191

約数の個数: 72

約数和(自身を含む): 18500832

約数和(自身を除く): 10875412

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 92, 110, 115, 121, 137, 220, 230, 242, 253, 274, 460, 484, 506, 548, 605, 685, 1012, 1210, 1265, 1370, 1507, 2420, 2530, 2740, 2783, 3014, 3151, 5060, 5566, 6028, 6302, 7535, 11132, 12604, 13915, 15070, 15755, 16577, 27830, 30140, 31510, 33154, 34661, 55660, 63020, 66308, 69322, 82885, 138644, 165770, 173305, 331540, 346610, 381271, 693220, 762542, 1525084, 1906355, 3812710, 7625420]

約数ペア:

[(1, 7625420), (2, 3812710), (4, 1906355), (5, 1525084), (10, 762542), (11, 693220), (20, 381271), (22, 346610), (23, 331540), (44, 173305), (46, 165770), (55, 138644), (92, 82885), (110, 69322), (115, 66308), (121, 63020), (137, 55660), (220, 34661), (230, 33154), (242, 31510), (253, 30140), (274, 27830), (460, 16577), (484, 15755), (506, 15070), (548, 13915), (605, 12604), (685, 11132), (1012, 7535), (1210, 6302), (1265, 6028), (1370, 5566), (1507, 5060), (2420, 3151), (2530, 3014), (2740, 2783)]