70903960

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{29059}}^1$

素因数の和:29131

約数の個数: 32

約数和(自身を含む): 162154800

約数和(自身を除く): 91250840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 29059, 58118, 116236, 145295, 232472, 290590, 581180, 1162360, 1772599, 3545198, 7090396, 8862995, 14180792, 17725990, 35451980, 70903960]

約数ペア:

[(1, 70903960), (2, 35451980), (4, 17725990), (5, 14180792), (8, 8862995), (10, 7090396), (20, 3545198), (40, 1772599), (61, 1162360), (122, 581180), (244, 290590), (305, 232472), (488, 145295), (610, 116236), (1220, 58118), (2440, 29059)]