19570400

素因数分解:

$2^5\times 5^2\times {\mathrm{17}}^1\times {\mathrm{1439}}^1$

素因数の和:1476

約数の個数: 72

約数和(自身を含む): 50621760

約数和(自身を除く): 31051360

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 40, 50, 68, 80, 85, 100, 136, 160, 170, 200, 272, 340, 400, 425, 544, 680, 800, 850, 1360, 1439, 1700, 2720, 2878, 3400, 5756, 6800, 7195, 11512, 13600, 14390, 23024, 24463, 28780, 35975, 46048, 48926, 57560, 71950, 97852, 115120, 122315, 143900, 195704, 230240, 244630, 287800, 391408, 489260, 575600, 611575, 782816, 978520, 1151200, 1223150, 1957040, 2446300, 3914080, 4892600, 9785200, 19570400]

約数ペア:

[(1, 19570400), (2, 9785200), (4, 4892600), (5, 3914080), (8, 2446300), (10, 1957040), (16, 1223150), (17, 1151200), (20, 978520), (25, 782816), (32, 611575), (34, 575600), (40, 489260), (50, 391408), (68, 287800), (80, 244630), (85, 230240), (100, 195704), (136, 143900), (160, 122315), (170, 115120), (200, 97852), (272, 71950), (340, 57560), (400, 48926), (425, 46048), (544, 35975), (680, 28780), (800, 24463), (850, 23024), (1360, 14390), (1439, 13600), (1700, 11512), (2720, 7195), (2878, 6800), (3400, 5756)]