519146940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{665573}}^1$

素因数の和:665598

約数の個数: 48

約数和(自身を含む): 1565430048

約数和(自身を除く): 1046283108

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 665573, 1331146, 1996719, 2662292, 3327865, 3993438, 6655730, 7986876, 8652449, 9983595, 13311460, 17304898, 19967190, 25957347, 34609796, 39934380, 43262245, 51914694, 86524490, 103829388, 129786735, 173048980, 259573470, 519146940]

約数ペア:

[(1, 519146940), (2, 259573470), (3, 173048980), (4, 129786735), (5, 103829388), (6, 86524490), (10, 51914694), (12, 43262245), (13, 39934380), (15, 34609796), (20, 25957347), (26, 19967190), (30, 17304898), (39, 13311460), (52, 9983595), (60, 8652449), (65, 7986876), (78, 6655730), (130, 3993438), (156, 3327865), (195, 2662292), (260, 1996719), (390, 1331146), (780, 665573)]