1629220

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{53}}^2$

素因数の和:144

約数の個数: 36

約数和(自身を含む): 3607380

約数和(自身を除く): 1978160

約数列:

[1, 2, 4, 5, 10, 20, 29, 53, 58, 106, 116, 145, 212, 265, 290, 530, 580, 1060, 1537, 2809, 3074, 5618, 6148, 7685, 11236, 14045, 15370, 28090, 30740, 56180, 81461, 162922, 325844, 407305, 814610, 1629220]

約数ペア:

[(1, 1629220), (2, 814610), (4, 407305), (5, 325844), (10, 162922), (20, 81461), (29, 56180), (53, 30740), (58, 28090), (106, 15370), (116, 14045), (145, 11236), (212, 7685), (265, 6148), (290, 5618), (530, 3074), (580, 2809), (1060, 1537)]