31254420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{193}}^1\times {\mathrm{2699}}^1$

素因数の和:2904

約数の個数: 48

約数和(自身を含む): 87998400

約数和(自身を除く): 56743980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 193, 386, 579, 772, 965, 1158, 1930, 2316, 2699, 2895, 3860, 5398, 5790, 8097, 10796, 11580, 13495, 16194, 26990, 32388, 40485, 53980, 80970, 161940, 520907, 1041814, 1562721, 2083628, 2604535, 3125442, 5209070, 6250884, 7813605, 10418140, 15627210, 31254420]

約数ペア:

[(1, 31254420), (2, 15627210), (3, 10418140), (4, 7813605), (5, 6250884), (6, 5209070), (10, 3125442), (12, 2604535), (15, 2083628), (20, 1562721), (30, 1041814), (60, 520907), (193, 161940), (386, 80970), (579, 53980), (772, 40485), (965, 32388), (1158, 26990), (1930, 16194), (2316, 13495), (2699, 11580), (2895, 10796), (3860, 8097), (5398, 5790)]