1386821270

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{53899}}^1$

素因数の和:54020

約数の個数: 32

約数和(自身を含む): 2607897600

約数和(自身を除く): 1221076330

約数列:

[1, 2, 5, 10, 31, 62, 83, 155, 166, 310, 415, 830, 2573, 5146, 12865, 25730, 53899, 107798, 269495, 538990, 1670869, 3341738, 4473617, 8354345, 8947234, 16708690, 22368085, 44736170, 138682127, 277364254, 693410635, 1386821270]

約数ペア:

[(1, 1386821270), (2, 693410635), (5, 277364254), (10, 138682127), (31, 44736170), (62, 22368085), (83, 16708690), (155, 8947234), (166, 8354345), (310, 4473617), (415, 3341738), (830, 1670869), (2573, 538990), (5146, 269495), (12865, 107798), (25730, 53899)]