1817220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{977}}^1$

素因数の和:1020

約数の個数: 48

約数和(自身を含む): 5257728

約数和(自身を除く): 3440508

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 977, 1860, 1954, 2931, 3908, 4885, 5862, 9770, 11724, 14655, 19540, 29310, 30287, 58620, 60574, 90861, 121148, 151435, 181722, 302870, 363444, 454305, 605740, 908610, 1817220]

約数ペア:

[(1, 1817220), (2, 908610), (3, 605740), (4, 454305), (5, 363444), (6, 302870), (10, 181722), (12, 151435), (15, 121148), (20, 90861), (30, 60574), (31, 58620), (60, 30287), (62, 29310), (93, 19540), (124, 14655), (155, 11724), (186, 9770), (310, 5862), (372, 4885), (465, 3908), (620, 2931), (930, 1954), (977, 1860)]