73420760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{262217}}^1$

素因数の和:262235

約数の個数: 32

約数和(自身を含む): 188796960

約数和(自身を除く): 115376200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 262217, 524434, 1048868, 1311085, 1835519, 2097736, 2622170, 3671038, 5244340, 7342076, 9177595, 10488680, 14684152, 18355190, 36710380, 73420760]

約数ペア:

[(1, 73420760), (2, 36710380), (4, 18355190), (5, 14684152), (7, 10488680), (8, 9177595), (10, 7342076), (14, 5244340), (20, 3671038), (28, 2622170), (35, 2097736), (40, 1835519), (56, 1311085), (70, 1048868), (140, 524434), (280, 262217)]