28127390

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{4217}}^1$

素因数の和:4276

約数の個数: 32

約数和(自身を含む): 54665280

約数和(自身を除く): 26537890

約数列:

[1, 2, 5, 10, 23, 29, 46, 58, 115, 145, 230, 290, 667, 1334, 3335, 4217, 6670, 8434, 21085, 42170, 96991, 122293, 193982, 244586, 484955, 611465, 969910, 1222930, 2812739, 5625478, 14063695, 28127390]

約数ペア:

[(1, 28127390), (2, 14063695), (5, 5625478), (10, 2812739), (23, 1222930), (29, 969910), (46, 611465), (58, 484955), (115, 244586), (145, 193982), (230, 122293), (290, 96991), (667, 42170), (1334, 21085), (3335, 8434), (4217, 6670)]