1021969870

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{39719}}^1$

素因数の和:39840

約数の個数: 32

約数和(自身を含む): 1921812480

約数和(自身を除く): 899842610

約数列:

[1, 2, 5, 10, 31, 62, 83, 155, 166, 310, 415, 830, 2573, 5146, 12865, 25730, 39719, 79438, 198595, 397190, 1231289, 2462578, 3296677, 6156445, 6593354, 12312890, 16483385, 32966770, 102196987, 204393974, 510984935, 1021969870]

約数ペア:

[(1, 1021969870), (2, 510984935), (5, 204393974), (10, 102196987), (31, 32966770), (62, 16483385), (83, 12312890), (155, 6593354), (166, 6156445), (310, 3296677), (415, 2462578), (830, 1231289), (2573, 397190), (5146, 198595), (12865, 79438), (25730, 39719)]