204057220

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{313}}^1\times {\mathrm{881}}^1$

素因数の和:1240

約数の個数: 48

約数和(自身を含む): 442009008

約数和(自身を除く): 237951788

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 313, 370, 626, 740, 881, 1252, 1565, 1762, 3130, 3524, 4405, 6260, 8810, 11581, 17620, 23162, 32597, 46324, 57905, 65194, 115810, 130388, 162985, 231620, 275753, 325970, 551506, 651940, 1103012, 1378765, 2757530, 5515060, 10202861, 20405722, 40811444, 51014305, 102028610, 204057220]

約数ペア:

[(1, 204057220), (2, 102028610), (4, 51014305), (5, 40811444), (10, 20405722), (20, 10202861), (37, 5515060), (74, 2757530), (148, 1378765), (185, 1103012), (313, 651940), (370, 551506), (626, 325970), (740, 275753), (881, 231620), (1252, 162985), (1565, 130388), (1762, 115810), (3130, 65194), (3524, 57905), (4405, 46324), (6260, 32597), (8810, 23162), (11581, 17620)]