7960180

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{347}}^1$

素因数の和:424

約数の個数: 48

約数和(自身を含む): 17773056

約数和(自身を除く): 9812876

約数列:

[1, 2, 4, 5, 10, 20, 31, 37, 62, 74, 124, 148, 155, 185, 310, 347, 370, 620, 694, 740, 1147, 1388, 1735, 2294, 3470, 4588, 5735, 6940, 10757, 11470, 12839, 21514, 22940, 25678, 43028, 51356, 53785, 64195, 107570, 128390, 215140, 256780, 398009, 796018, 1592036, 1990045, 3980090, 7960180]

約数ペア:

[(1, 7960180), (2, 3980090), (4, 1990045), (5, 1592036), (10, 796018), (20, 398009), (31, 256780), (37, 215140), (62, 128390), (74, 107570), (124, 64195), (148, 53785), (155, 51356), (185, 43028), (310, 25678), (347, 22940), (370, 21514), (620, 12839), (694, 11470), (740, 10757), (1147, 6940), (1388, 5735), (1735, 4588), (2294, 3470)]