140751820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{9011}}^1$

素因数の和:9102

約数の個数: 48

約数和(自身を含む): 327027456

約数和(自身を除く): 186275636

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 71, 110, 142, 220, 284, 355, 710, 781, 1420, 1562, 3124, 3905, 7810, 9011, 15620, 18022, 36044, 45055, 90110, 99121, 180220, 198242, 396484, 495605, 639781, 991210, 1279562, 1982420, 2559124, 3198905, 6397810, 7037591, 12795620, 14075182, 28150364, 35187955, 70375910, 140751820]

約数ペア:

[(1, 140751820), (2, 70375910), (4, 35187955), (5, 28150364), (10, 14075182), (11, 12795620), (20, 7037591), (22, 6397810), (44, 3198905), (55, 2559124), (71, 1982420), (110, 1279562), (142, 991210), (220, 639781), (284, 495605), (355, 396484), (710, 198242), (781, 180220), (1420, 99121), (1562, 90110), (3124, 45055), (3905, 36044), (7810, 18022), (9011, 15620)]