11980880

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{4831}}^1$

素因数の和:4875

約数の個数: 40

約数和(自身を含む): 28760064

約数和(自身を除く): 16779184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 4831, 9662, 19324, 24155, 38648, 48310, 77296, 96620, 149761, 193240, 299522, 386480, 599044, 748805, 1198088, 1497610, 2396176, 2995220, 5990440, 11980880]

約数ペア:

[(1, 11980880), (2, 5990440), (4, 2995220), (5, 2396176), (8, 1497610), (10, 1198088), (16, 748805), (20, 599044), (31, 386480), (40, 299522), (62, 193240), (80, 149761), (124, 96620), (155, 77296), (248, 48310), (310, 38648), (496, 24155), (620, 19324), (1240, 9662), (2480, 4831)]