18713200

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{4253}}^1$

素因数の和:4282

約数の個数: 60

約数和(自身を含む): 49057128

約数和(自身を除く): 30343928

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 44, 50, 55, 80, 88, 100, 110, 176, 200, 220, 275, 400, 440, 550, 880, 1100, 2200, 4253, 4400, 8506, 17012, 21265, 34024, 42530, 46783, 68048, 85060, 93566, 106325, 170120, 187132, 212650, 233915, 340240, 374264, 425300, 467830, 748528, 850600, 935660, 1169575, 1701200, 1871320, 2339150, 3742640, 4678300, 9356600, 18713200]

約数ペア:

[(1, 18713200), (2, 9356600), (4, 4678300), (5, 3742640), (8, 2339150), (10, 1871320), (11, 1701200), (16, 1169575), (20, 935660), (22, 850600), (25, 748528), (40, 467830), (44, 425300), (50, 374264), (55, 340240), (80, 233915), (88, 212650), (100, 187132), (110, 170120), (176, 106325), (200, 93566), (220, 85060), (275, 68048), (400, 46783), (440, 42530), (550, 34024), (880, 21265), (1100, 17012), (2200, 8506), (4253, 4400)]