11871540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{653}}^1$

素因数の和:769

約数の個数: 72

約数和(自身を含む): 36422568

約数和(自身を除く): 24551028

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, 653, 909, 1010, 1212, 1306, 1515, 1818, 1959, 2020, 2612, 3030, 3265, 3636, 3918, 4545, 5877, 6060, 6530, 7836, 9090, 9795, 11754, 13060, 18180, 19590, 23508, 29385, 39180, 58770, 65953, 117540, 131906, 197859, 263812, 329765, 395718, 593577, 659530, 791436, 989295, 1187154, 1319060, 1978590, 2374308, 2967885, 3957180, 5935770, 11871540]

約数ペア:

[(1, 11871540), (2, 5935770), (3, 3957180), (4, 2967885), (5, 2374308), (6, 1978590), (9, 1319060), (10, 1187154), (12, 989295), (15, 791436), (18, 659530), (20, 593577), (30, 395718), (36, 329765), (45, 263812), (60, 197859), (90, 131906), (101, 117540), (180, 65953), (202, 58770), (303, 39180), (404, 29385), (505, 23508), (606, 19590), (653, 18180), (909, 13060), (1010, 11754), (1212, 9795), (1306, 9090), (1515, 7836), (1818, 6530), (1959, 6060), (2020, 5877), (2612, 4545), (3030, 3918), (3265, 3636)]