20132317870

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{1571}}^1\times {\mathrm{26153}}^1$

素因数の和:27745

約数の個数: 48

約数和(自身を含む): 42183054288

約数和(自身を除く): 22050736418

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 1571, 3142, 7855, 10997, 15710, 21994, 26153, 52306, 54985, 76979, 109970, 130765, 153958, 183071, 261530, 366142, 384895, 769790, 915355, 1281497, 1830710, 2562994, 6407485, 12814970, 41086363, 82172726, 205431815, 287604541, 410863630, 575209082, 1438022705, 2013231787, 2876045410, 4026463574, 10066158935, 20132317870]

約数ペア:

[(1, 20132317870), (2, 10066158935), (5, 4026463574), (7, 2876045410), (10, 2013231787), (14, 1438022705), (35, 575209082), (49, 410863630), (70, 287604541), (98, 205431815), (245, 82172726), (490, 41086363), (1571, 12814970), (3142, 6407485), (7855, 2562994), (10997, 1830710), (15710, 1281497), (21994, 915355), (26153, 769790), (52306, 384895), (54985, 366142), (76979, 261530), (109970, 183071), (130765, 153958)]