1790465840

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1316519}}^1$

素因数の和:1316549

約数の個数: 40

約数和(自身を含む): 4407708960

約数和(自身を除く): 2617243120

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 1316519, 2633038, 5266076, 6582595, 10532152, 13165190, 21064304, 22380823, 26330380, 44761646, 52660760, 89523292, 105321520, 111904115, 179046584, 223808230, 358093168, 447616460, 895232920, 1790465840]

約数ペア:

[(1, 1790465840), (2, 895232920), (4, 447616460), (5, 358093168), (8, 223808230), (10, 179046584), (16, 111904115), (17, 105321520), (20, 89523292), (34, 52660760), (40, 44761646), (68, 26330380), (80, 22380823), (85, 21064304), (136, 13165190), (170, 10532152), (272, 6582595), (340, 5266076), (680, 2633038), (1360, 1316519)]