11628380

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{431}}^1$

素因数の和:530

約数の個数: 48

約数和(自身を含む): 26127360

約数和(自身を除く): 14498980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 71, 76, 95, 142, 190, 284, 355, 380, 431, 710, 862, 1349, 1420, 1724, 2155, 2698, 4310, 5396, 6745, 8189, 8620, 13490, 16378, 26980, 30601, 32756, 40945, 61202, 81890, 122404, 153005, 163780, 306010, 581419, 612020, 1162838, 2325676, 2907095, 5814190, 11628380]

約数ペア:

[(1, 11628380), (2, 5814190), (4, 2907095), (5, 2325676), (10, 1162838), (19, 612020), (20, 581419), (38, 306010), (71, 163780), (76, 153005), (95, 122404), (142, 81890), (190, 61202), (284, 40945), (355, 32756), (380, 30601), (431, 26980), (710, 16378), (862, 13490), (1349, 8620), (1420, 8189), (1724, 6745), (2155, 5396), (2698, 4310)]