2190452870

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{79393}}^1$

素因数の和:79520

約数の個数: 32

約数和(自身を含む): 4115784960

約数和(自身を除く): 1925332090

約数列:

[1, 2, 5, 10, 31, 62, 89, 155, 178, 310, 445, 890, 2759, 5518, 13795, 27590, 79393, 158786, 396965, 793930, 2461183, 4922366, 7065977, 12305915, 14131954, 24611830, 35329885, 70659770, 219045287, 438090574, 1095226435, 2190452870]

約数ペア:

[(1, 2190452870), (2, 1095226435), (5, 438090574), (10, 219045287), (31, 70659770), (62, 35329885), (89, 24611830), (155, 14131954), (178, 12305915), (310, 7065977), (445, 4922366), (890, 2461183), (2759, 793930), (5518, 396965), (13795, 158786), (27590, 79393)]