22219450

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{569}}^1$

素因数の和:663

約数の個数: 48

約数和(自身を含む): 45800640

約数和(自身を除く): 23581190

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 71, 110, 142, 275, 355, 550, 569, 710, 781, 1138, 1562, 1775, 2845, 3550, 3905, 5690, 6259, 7810, 12518, 14225, 19525, 28450, 31295, 39050, 40399, 62590, 80798, 156475, 201995, 312950, 403990, 444389, 888778, 1009975, 2019950, 2221945, 4443890, 11109725, 22219450]

約数ペア:

[(1, 22219450), (2, 11109725), (5, 4443890), (10, 2221945), (11, 2019950), (22, 1009975), (25, 888778), (50, 444389), (55, 403990), (71, 312950), (110, 201995), (142, 156475), (275, 80798), (355, 62590), (550, 40399), (569, 39050), (710, 31295), (781, 28450), (1138, 19525), (1562, 14225), (1775, 12518), (2845, 7810), (3550, 6259), (3905, 5690)]