2021981405

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{197}}^1\times {\mathrm{599}}^1$

素因数の和:973

約数の個数: 32

約数和(自身を含む): 2566080000

約数和(自身を除く): 544098595

約数列:

[1, 5, 23, 115, 149, 197, 599, 745, 985, 2995, 3427, 4531, 13777, 17135, 22655, 29353, 68885, 89251, 118003, 146765, 446255, 590015, 675119, 2052773, 2714069, 3375595, 10263865, 13570345, 17582447, 87912235, 404396281, 2021981405]

約数ペア:

[(1, 2021981405), (5, 404396281), (23, 87912235), (115, 17582447), (149, 13570345), (197, 10263865), (599, 3375595), (745, 2714069), (985, 2052773), (2995, 675119), (3427, 590015), (4531, 446255), (13777, 146765), (17135, 118003), (22655, 89251), (29353, 68885)]