1325060

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{317}}^1$

素因数の和:356

約数の個数: 48

約数和(自身を含む): 3205440

約数和(自身を除く): 1880380

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 317, 380, 418, 634, 836, 1045, 1268, 1585, 2090, 3170, 3487, 4180, 6023, 6340, 6974, 12046, 13948, 17435, 24092, 30115, 34870, 60230, 66253, 69740, 120460, 132506, 265012, 331265, 662530, 1325060]

約数ペア:

[(1, 1325060), (2, 662530), (4, 331265), (5, 265012), (10, 132506), (11, 120460), (19, 69740), (20, 66253), (22, 60230), (38, 34870), (44, 30115), (55, 24092), (76, 17435), (95, 13948), (110, 12046), (190, 6974), (209, 6340), (220, 6023), (317, 4180), (380, 3487), (418, 3170), (634, 2090), (836, 1585), (1045, 1268)]