207941180

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^3\times {\mathrm{349}}^1$

素因数の和:451

約数の個数: 48

約数和(自身を含む): 452524800

約数和(自身を除く): 244583620

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 349, 620, 698, 961, 1396, 1745, 1922, 3490, 3844, 4805, 6980, 9610, 10819, 19220, 21638, 29791, 43276, 54095, 59582, 108190, 119164, 148955, 216380, 297910, 335389, 595820, 670778, 1341556, 1676945, 3353890, 6707780, 10397059, 20794118, 41588236, 51985295, 103970590, 207941180]

約数ペア:

[(1, 207941180), (2, 103970590), (4, 51985295), (5, 41588236), (10, 20794118), (20, 10397059), (31, 6707780), (62, 3353890), (124, 1676945), (155, 1341556), (310, 670778), (349, 595820), (620, 335389), (698, 297910), (961, 216380), (1396, 148955), (1745, 119164), (1922, 108190), (3490, 59582), (3844, 54095), (4805, 43276), (6980, 29791), (9610, 21638), (10819, 19220)]