8020620

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{4951}}^1$

素因数の和:4972

約数の個数: 60

約数和(自身を含む): 25166064

約数和(自身を除く): 17145444

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 4951, 9902, 14853, 19804, 24755, 29706, 44559, 49510, 59412, 74265, 89118, 99020, 133677, 148530, 178236, 222795, 267354, 297060, 401031, 445590, 534708, 668385, 802062, 891180, 1336770, 1604124, 2005155, 2673540, 4010310, 8020620]

約数ペア:

[(1, 8020620), (2, 4010310), (3, 2673540), (4, 2005155), (5, 1604124), (6, 1336770), (9, 891180), (10, 802062), (12, 668385), (15, 534708), (18, 445590), (20, 401031), (27, 297060), (30, 267354), (36, 222795), (45, 178236), (54, 148530), (60, 133677), (81, 99020), (90, 89118), (108, 74265), (135, 59412), (162, 49510), (180, 44559), (270, 29706), (324, 24755), (405, 19804), (540, 14853), (810, 9902), (1620, 4951)]