15877420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{773}}^1$

素因数の和:874

約数の個数: 48

約数和(自身を含む): 36408960

約数和(自身を除く): 20531540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 79, 130, 158, 260, 316, 395, 773, 790, 1027, 1546, 1580, 2054, 3092, 3865, 4108, 5135, 7730, 10049, 10270, 15460, 20098, 20540, 40196, 50245, 61067, 100490, 122134, 200980, 244268, 305335, 610670, 793871, 1221340, 1587742, 3175484, 3969355, 7938710, 15877420]

約数ペア:

[(1, 15877420), (2, 7938710), (4, 3969355), (5, 3175484), (10, 1587742), (13, 1221340), (20, 793871), (26, 610670), (52, 305335), (65, 244268), (79, 200980), (130, 122134), (158, 100490), (260, 61067), (316, 50245), (395, 40196), (773, 20540), (790, 20098), (1027, 15460), (1546, 10270), (1580, 10049), (2054, 7730), (3092, 5135), (3865, 4108)]