11980620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{659}}^1$

素因数の和:775

約数の個数: 72

約数和(自身を含む): 36756720

約数和(自身を除く): 24776100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 101, 180, 202, 303, 404, 505, 606, 659, 909, 1010, 1212, 1318, 1515, 1818, 1977, 2020, 2636, 3030, 3295, 3636, 3954, 4545, 5931, 6060, 6590, 7908, 9090, 9885, 11862, 13180, 18180, 19770, 23724, 29655, 39540, 59310, 66559, 118620, 133118, 199677, 266236, 332795, 399354, 599031, 665590, 798708, 998385, 1198062, 1331180, 1996770, 2396124, 2995155, 3993540, 5990310, 11980620]

約数ペア:

[(1, 11980620), (2, 5990310), (3, 3993540), (4, 2995155), (5, 2396124), (6, 1996770), (9, 1331180), (10, 1198062), (12, 998385), (15, 798708), (18, 665590), (20, 599031), (30, 399354), (36, 332795), (45, 266236), (60, 199677), (90, 133118), (101, 118620), (180, 66559), (202, 59310), (303, 39540), (404, 29655), (505, 23724), (606, 19770), (659, 18180), (909, 13180), (1010, 11862), (1212, 9885), (1318, 9090), (1515, 7908), (1818, 6590), (1977, 6060), (2020, 5931), (2636, 4545), (3030, 3954), (3295, 3636)]