15285830

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{1571}}^1$

素因数の和:1724

約数の個数: 32

約数和(自身を含む): 31691520

約数和(自身を除く): 16405690

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 139, 278, 695, 973, 1390, 1571, 1946, 3142, 4865, 7855, 9730, 10997, 15710, 21994, 54985, 109970, 218369, 436738, 1091845, 1528583, 2183690, 3057166, 7642915, 15285830]

約数ペア:

[(1, 15285830), (2, 7642915), (5, 3057166), (7, 2183690), (10, 1528583), (14, 1091845), (35, 436738), (70, 218369), (139, 109970), (278, 54985), (695, 21994), (973, 15710), (1390, 10997), (1571, 9730), (1946, 7855), (3142, 4865)]