8480360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{977}}^1$

素因数の和:1026

約数の個数: 64

約数和(自身を含む): 22533120

約数和(自身を除く): 14052760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 217, 248, 280, 310, 434, 620, 868, 977, 1085, 1240, 1736, 1954, 2170, 3908, 4340, 4885, 6839, 7816, 8680, 9770, 13678, 19540, 27356, 30287, 34195, 39080, 54712, 60574, 68390, 121148, 136780, 151435, 212009, 242296, 273560, 302870, 424018, 605740, 848036, 1060045, 1211480, 1696072, 2120090, 4240180, 8480360]

約数ペア:

[(1, 8480360), (2, 4240180), (4, 2120090), (5, 1696072), (7, 1211480), (8, 1060045), (10, 848036), (14, 605740), (20, 424018), (28, 302870), (31, 273560), (35, 242296), (40, 212009), (56, 151435), (62, 136780), (70, 121148), (124, 68390), (140, 60574), (155, 54712), (217, 39080), (248, 34195), (280, 30287), (310, 27356), (434, 19540), (620, 13678), (868, 9770), (977, 8680), (1085, 7816), (1240, 6839), (1736, 4885), (1954, 4340), (2170, 3908)]