7642430

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{277}}^1$

素因数の和:404

約数の個数: 32

約数和(自身を含む): 14411520

約数和(自身を除く): 6769090

約数列:

[1, 2, 5, 10, 31, 62, 89, 155, 178, 277, 310, 445, 554, 890, 1385, 2759, 2770, 5518, 8587, 13795, 17174, 24653, 27590, 42935, 49306, 85870, 123265, 246530, 764243, 1528486, 3821215, 7642430]

約数ペア:

[(1, 7642430), (2, 3821215), (5, 1528486), (10, 764243), (31, 246530), (62, 123265), (89, 85870), (155, 49306), (178, 42935), (277, 27590), (310, 24653), (445, 17174), (554, 13795), (890, 8587), (1385, 5518), (2759, 2770)]