1555730860

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{123667}}^1$

素因数の和:123730

約数の個数: 48

約数和(自身を含む): 3552734304

約数和(自身を除く): 1997003444

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 37, 68, 74, 85, 148, 170, 185, 340, 370, 629, 740, 1258, 2516, 3145, 6290, 12580, 123667, 247334, 494668, 618335, 1236670, 2102339, 2473340, 4204678, 4575679, 8409356, 9151358, 10511695, 18302716, 21023390, 22878395, 42046780, 45756790, 77786543, 91513580, 155573086, 311146172, 388932715, 777865430, 1555730860]

約数ペア:

[(1, 1555730860), (2, 777865430), (4, 388932715), (5, 311146172), (10, 155573086), (17, 91513580), (20, 77786543), (34, 45756790), (37, 42046780), (68, 22878395), (74, 21023390), (85, 18302716), (148, 10511695), (170, 9151358), (185, 8409356), (340, 4575679), (370, 4204678), (629, 2473340), (740, 2102339), (1258, 1236670), (2516, 618335), (3145, 494668), (6290, 247334), (12580, 123667)]