4240180

素因数分解:

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

素因数の和:1024

約数の個数: 48

約数和(自身を含む): 10515456

約数和(自身を除く): 6275276

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 977, 1085, 1954, 2170, 3908, 4340, 4885, 6839, 9770, 13678, 19540, 27356, 30287, 34195, 60574, 68390, 121148, 136780, 151435, 212009, 302870, 424018, 605740, 848036, 1060045, 2120090, 4240180]

約数ペア:

[(1, 4240180), (2, 2120090), (4, 1060045), (5, 848036), (7, 605740), (10, 424018), (14, 302870), (20, 212009), (28, 151435), (31, 136780), (35, 121148), (62, 68390), (70, 60574), (124, 34195), (140, 30287), (155, 27356), (217, 19540), (310, 13678), (434, 9770), (620, 6839), (868, 4885), (977, 4340), (1085, 3908), (1954, 2170)]