1760980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{521}}^1$

素因数の和:556

約数の個数: 36

約数和(自身を含む): 4012092

約数和(自身を除く): 2251112

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 521, 676, 845, 1042, 1690, 2084, 2605, 3380, 5210, 6773, 10420, 13546, 27092, 33865, 67730, 88049, 135460, 176098, 352196, 440245, 880490, 1760980]

約数ペア:

[(1, 1760980), (2, 880490), (4, 440245), (5, 352196), (10, 176098), (13, 135460), (20, 88049), (26, 67730), (52, 33865), (65, 27092), (130, 13546), (169, 10420), (260, 6773), (338, 5210), (521, 3380), (676, 2605), (845, 2084), (1042, 1690)]