61040140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{5519}}^1$

素因数の和:5614

約数の個数: 48

約数和(自身を含む): 148377600

約数和(自身を除く): 87337460

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 79, 140, 158, 316, 395, 553, 790, 1106, 1580, 2212, 2765, 5519, 5530, 11038, 11060, 22076, 27595, 38633, 55190, 77266, 110380, 154532, 193165, 386330, 436001, 772660, 872002, 1744004, 2180005, 3052007, 4360010, 6104014, 8720020, 12208028, 15260035, 30520070, 61040140]

約数ペア:

[(1, 61040140), (2, 30520070), (4, 15260035), (5, 12208028), (7, 8720020), (10, 6104014), (14, 4360010), (20, 3052007), (28, 2180005), (35, 1744004), (70, 872002), (79, 772660), (140, 436001), (158, 386330), (316, 193165), (395, 154532), (553, 110380), (790, 77266), (1106, 55190), (1580, 38633), (2212, 27595), (2765, 22076), (5519, 11060), (5530, 11038)]