1386720010

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{128519}}^1$

素因数の和:128622

約数の個数: 32

約数和(自身を含む): 2720511360

約数和(自身を除く): 1333791350

約数列:

[1, 2, 5, 10, 13, 26, 65, 83, 130, 166, 415, 830, 1079, 2158, 5395, 10790, 128519, 257038, 642595, 1285190, 1670747, 3341494, 8353735, 10667077, 16707470, 21334154, 53335385, 106670770, 138672001, 277344002, 693360005, 1386720010]

約数ペア:

[(1, 1386720010), (2, 693360005), (5, 277344002), (10, 138672001), (13, 106670770), (26, 53335385), (65, 21334154), (83, 16707470), (130, 10667077), (166, 8353735), (415, 3341494), (830, 1670747), (1079, 1285190), (2158, 642595), (5395, 257038), (10790, 128519)]