497418860

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{27851}}^1$

素因数の和:27926

約数の個数: 48

約数和(自身を含む): 1122992640

約数和(自身を除く): 625573780

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 47, 76, 94, 95, 188, 190, 235, 380, 470, 893, 940, 1786, 3572, 4465, 8930, 17860, 27851, 55702, 111404, 139255, 278510, 529169, 557020, 1058338, 1308997, 2116676, 2617994, 2645845, 5235988, 5291690, 6544985, 10583380, 13089970, 24870943, 26179940, 49741886, 99483772, 124354715, 248709430, 497418860]

約数ペア:

[(1, 497418860), (2, 248709430), (4, 124354715), (5, 99483772), (10, 49741886), (19, 26179940), (20, 24870943), (38, 13089970), (47, 10583380), (76, 6544985), (94, 5291690), (95, 5235988), (188, 2645845), (190, 2617994), (235, 2116676), (380, 1308997), (470, 1058338), (893, 557020), (940, 529169), (1786, 278510), (3572, 139255), (4465, 111404), (8930, 55702), (17860, 27851)]