19049920

素因数分解:

$2^6\times 5^1\times {\mathrm{59}}^1\times {\mathrm{1009}}^1$

素因数の和:1085

約数の個数: 56

約数和(自身を含む): 46177200

約数和(自身を除く): 27127280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 59, 64, 80, 118, 160, 236, 295, 320, 472, 590, 944, 1009, 1180, 1888, 2018, 2360, 3776, 4036, 4720, 5045, 8072, 9440, 10090, 16144, 18880, 20180, 32288, 40360, 59531, 64576, 80720, 119062, 161440, 238124, 297655, 322880, 476248, 595310, 952496, 1190620, 1904992, 2381240, 3809984, 4762480, 9524960, 19049920]

約数ペア:

[(1, 19049920), (2, 9524960), (4, 4762480), (5, 3809984), (8, 2381240), (10, 1904992), (16, 1190620), (20, 952496), (32, 595310), (40, 476248), (59, 322880), (64, 297655), (80, 238124), (118, 161440), (160, 119062), (236, 80720), (295, 64576), (320, 59531), (472, 40360), (590, 32288), (944, 20180), (1009, 18880), (1180, 16144), (1888, 10090), (2018, 9440), (2360, 8072), (3776, 5045), (4036, 4720)]