2019913750

素因数分解:

$2^1\times 5^4\times {\mathrm{19}}^1\times {\mathrm{85049}}^1$

素因数の和:85090

約数の個数: 40

約数和(自身を含む): 3985443000

約数和(自身を除く): 1965529250

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 125, 190, 250, 475, 625, 950, 1250, 2375, 4750, 11875, 23750, 85049, 170098, 425245, 850490, 1615931, 2126225, 3231862, 4252450, 8079655, 10631125, 16159310, 21262250, 40398275, 53155625, 80796550, 106311250, 201991375, 403982750, 1009956875, 2019913750]

約数ペア:

[(1, 2019913750), (2, 1009956875), (5, 403982750), (10, 201991375), (19, 106311250), (25, 80796550), (38, 53155625), (50, 40398275), (95, 21262250), (125, 16159310), (190, 10631125), (250, 8079655), (475, 4252450), (625, 3231862), (950, 2126225), (1250, 1615931), (2375, 850490), (4750, 425245), (11875, 170098), (23750, 85049)]