75470420

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{61861}}^1$

素因数の和:61931

約数の個数: 24

約数和(自身を含む): 161088648

約数和(自身を除く): 85618228

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 61861, 123722, 247444, 309305, 618610, 1237220, 3773521, 7547042, 15094084, 18867605, 37735210, 75470420]

約数ペア:

[(1, 75470420), (2, 37735210), (4, 18867605), (5, 15094084), (10, 7547042), (20, 3773521), (61, 1237220), (122, 618610), (244, 309305), (305, 247444), (610, 123722), (1220, 61861)]