20207091830

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{277}}^1\times {\mathrm{10937}}^1$

素因数の和:11273

約数の個数: 64

約数和(自身を含む): 39408301440

約数和(自身を除く): 19201209610

約数列:

[1, 2, 5, 10, 23, 29, 46, 58, 115, 145, 230, 277, 290, 554, 667, 1334, 1385, 2770, 3335, 6371, 6670, 8033, 10937, 12742, 16066, 21874, 31855, 40165, 54685, 63710, 80330, 109370, 184759, 251551, 317173, 369518, 503102, 634346, 923795, 1257755, 1585865, 1847590, 2515510, 3029549, 3171730, 6059098, 7294979, 14589958, 15147745, 30295490, 36474895, 69679627, 72949790, 87856921, 139359254, 175713842, 348398135, 439284605, 696796270, 878569210, 2020709183, 4041418366, 10103545915, 20207091830]

約数ペア:

[(1, 20207091830), (2, 10103545915), (5, 4041418366), (10, 2020709183), (23, 878569210), (29, 696796270), (46, 439284605), (58, 348398135), (115, 175713842), (145, 139359254), (230, 87856921), (277, 72949790), (290, 69679627), (554, 36474895), (667, 30295490), (1334, 15147745), (1385, 14589958), (2770, 7294979), (3335, 6059098), (6371, 3171730), (6670, 3029549), (8033, 2515510), (10937, 1847590), (12742, 1585865), (16066, 1257755), (21874, 923795), (31855, 634346), (40165, 503102), (54685, 369518), (63710, 317173), (80330, 251551), (109370, 184759)]