4419020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{401}}^1$

素因数の和:458

約数の個数: 48

約数和(自身を含む): 10130400

約数和(自身を除く): 5711380

約数列:

[1, 2, 4, 5, 10, 19, 20, 29, 38, 58, 76, 95, 116, 145, 190, 290, 380, 401, 551, 580, 802, 1102, 1604, 2005, 2204, 2755, 4010, 5510, 7619, 8020, 11020, 11629, 15238, 23258, 30476, 38095, 46516, 58145, 76190, 116290, 152380, 220951, 232580, 441902, 883804, 1104755, 2209510, 4419020]

約数ペア:

[(1, 4419020), (2, 2209510), (4, 1104755), (5, 883804), (10, 441902), (19, 232580), (20, 220951), (29, 152380), (38, 116290), (58, 76190), (76, 58145), (95, 46516), (116, 38095), (145, 30476), (190, 23258), (290, 15238), (380, 11629), (401, 11020), (551, 8020), (580, 7619), (802, 5510), (1102, 4010), (1604, 2755), (2005, 2204)]