2028249950

素因数分解:

$2^1\times 5^2\times {\mathrm{79}}^1\times {\mathrm{513481}}^1$

素因数の和:513572

約数の個数: 24

約数和(自身を含む): 3820306080

約数和(自身を除く): 1792056130

約数列:

[1, 2, 5, 10, 25, 50, 79, 158, 395, 790, 1975, 3950, 513481, 1026962, 2567405, 5134810, 12837025, 25674050, 40564999, 81129998, 202824995, 405649990, 1014124975, 2028249950]

約数ペア:

[(1, 2028249950), (2, 1014124975), (5, 405649990), (10, 202824995), (25, 81129998), (50, 40564999), (79, 25674050), (158, 12837025), (395, 5134810), (790, 2567405), (1975, 1026962), (3950, 513481)]