1970800

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{379}}^1$

素因数の和:410

約数の個数: 60

約数和(自身を含む): 5112520

約数和(自身を除く): 3141720

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 130, 200, 208, 260, 325, 379, 400, 520, 650, 758, 1040, 1300, 1516, 1895, 2600, 3032, 3790, 4927, 5200, 6064, 7580, 9475, 9854, 15160, 18950, 19708, 24635, 30320, 37900, 39416, 49270, 75800, 78832, 98540, 123175, 151600, 197080, 246350, 394160, 492700, 985400, 1970800]

約数ペア:

[(1, 1970800), (2, 985400), (4, 492700), (5, 394160), (8, 246350), (10, 197080), (13, 151600), (16, 123175), (20, 98540), (25, 78832), (26, 75800), (40, 49270), (50, 39416), (52, 37900), (65, 30320), (80, 24635), (100, 19708), (104, 18950), (130, 15160), (200, 9854), (208, 9475), (260, 7580), (325, 6064), (379, 5200), (400, 4927), (520, 3790), (650, 3032), (758, 2600), (1040, 1895), (1300, 1516)]