27118180

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1\times {\mathrm{229}}^1$

素因数の和:460

約数の個数: 48

約数和(自身を含む): 59351040

約数和(自身を除く): 32232860

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 191, 229, 310, 382, 458, 620, 764, 916, 955, 1145, 1910, 2290, 3820, 4580, 5921, 7099, 11842, 14198, 23684, 28396, 29605, 35495, 43739, 59210, 70990, 87478, 118420, 141980, 174956, 218695, 437390, 874780, 1355909, 2711818, 5423636, 6779545, 13559090, 27118180]

約数ペア:

[(1, 27118180), (2, 13559090), (4, 6779545), (5, 5423636), (10, 2711818), (20, 1355909), (31, 874780), (62, 437390), (124, 218695), (155, 174956), (191, 141980), (229, 118420), (310, 87478), (382, 70990), (458, 59210), (620, 43739), (764, 35495), (916, 29605), (955, 28396), (1145, 23684), (1910, 14198), (2290, 11842), (3820, 7099), (4580, 5921)]