19785450

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{7759}}^1$

素因数の和:7791

約数の個数: 48

約数和(自身を含む): 51960960

約数和(自身を除く): 32175510

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 25, 30, 34, 50, 51, 75, 85, 102, 150, 170, 255, 425, 510, 850, 1275, 2550, 7759, 15518, 23277, 38795, 46554, 77590, 116385, 131903, 193975, 232770, 263806, 387950, 395709, 581925, 659515, 791418, 1163850, 1319030, 1978545, 3297575, 3957090, 6595150, 9892725, 19785450]

約数ペア:

[(1, 19785450), (2, 9892725), (3, 6595150), (5, 3957090), (6, 3297575), (10, 1978545), (15, 1319030), (17, 1163850), (25, 791418), (30, 659515), (34, 581925), (50, 395709), (51, 387950), (75, 263806), (85, 232770), (102, 193975), (150, 131903), (170, 116385), (255, 77590), (425, 46554), (510, 38795), (850, 23277), (1275, 15518), (2550, 7759)]