13111340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{977}}^1$

素因数の和:1058

約数の個数: 48

約数和(自身を含む): 30560544

約数和(自身を除く): 17449204

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 61, 110, 122, 220, 244, 305, 610, 671, 977, 1220, 1342, 1954, 2684, 3355, 3908, 4885, 6710, 9770, 10747, 13420, 19540, 21494, 42988, 53735, 59597, 107470, 119194, 214940, 238388, 297985, 595970, 655567, 1191940, 1311134, 2622268, 3277835, 6555670, 13111340]

約数ペア:

[(1, 13111340), (2, 6555670), (4, 3277835), (5, 2622268), (10, 1311134), (11, 1191940), (20, 655567), (22, 595970), (44, 297985), (55, 238388), (61, 214940), (110, 119194), (122, 107470), (220, 59597), (244, 53735), (305, 42988), (610, 21494), (671, 19540), (977, 13420), (1220, 10747), (1342, 9770), (1954, 6710), (2684, 4885), (3355, 3908)]