31964420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{2293}}^1$

素因数の和:2360

約数の個数: 48

約数和(自身を含む): 72839088

約数和(自身を除く): 40874668

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 41, 68, 82, 85, 164, 170, 205, 340, 410, 697, 820, 1394, 2293, 2788, 3485, 4586, 6970, 9172, 11465, 13940, 22930, 38981, 45860, 77962, 94013, 155924, 188026, 194905, 376052, 389810, 470065, 779620, 940130, 1598221, 1880260, 3196442, 6392884, 7991105, 15982210, 31964420]

約数ペア:

[(1, 31964420), (2, 15982210), (4, 7991105), (5, 6392884), (10, 3196442), (17, 1880260), (20, 1598221), (34, 940130), (41, 779620), (68, 470065), (82, 389810), (85, 376052), (164, 194905), (170, 188026), (205, 155924), (340, 94013), (410, 77962), (697, 45860), (820, 38981), (1394, 22930), (2293, 13940), (2788, 11465), (3485, 9172), (4586, 6970)]