1203420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{647}}^1$

素因数の和:690

約数の個数: 48

約数和(自身を含む): 3483648

約数和(自身を除く): 2280228

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 647, 930, 1294, 1860, 1941, 2588, 3235, 3882, 6470, 7764, 9705, 12940, 19410, 20057, 38820, 40114, 60171, 80228, 100285, 120342, 200570, 240684, 300855, 401140, 601710, 1203420]

約数ペア:

[(1, 1203420), (2, 601710), (3, 401140), (4, 300855), (5, 240684), (6, 200570), (10, 120342), (12, 100285), (15, 80228), (20, 60171), (30, 40114), (31, 38820), (60, 20057), (62, 19410), (93, 12940), (124, 9705), (155, 7764), (186, 6470), (310, 3882), (372, 3235), (465, 2588), (620, 1941), (647, 1860), (930, 1294)]