8685660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{401}}^1$

素因数の和:451

約数の個数: 72

約数和(自身を含む): 25731216

約数和(自身を除く): 17045556

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 361, 380, 401, 570, 722, 802, 1083, 1140, 1203, 1444, 1604, 1805, 2005, 2166, 2406, 3610, 4010, 4332, 4812, 5415, 6015, 7220, 7619, 8020, 10830, 12030, 15238, 21660, 22857, 24060, 30476, 38095, 45714, 76190, 91428, 114285, 144761, 152380, 228570, 289522, 434283, 457140, 579044, 723805, 868566, 1447610, 1737132, 2171415, 2895220, 4342830, 8685660]

約数ペア:

[(1, 8685660), (2, 4342830), (3, 2895220), (4, 2171415), (5, 1737132), (6, 1447610), (10, 868566), (12, 723805), (15, 579044), (19, 457140), (20, 434283), (30, 289522), (38, 228570), (57, 152380), (60, 144761), (76, 114285), (95, 91428), (114, 76190), (190, 45714), (228, 38095), (285, 30476), (361, 24060), (380, 22857), (401, 21660), (570, 15238), (722, 12030), (802, 10830), (1083, 8020), (1140, 7619), (1203, 7220), (1444, 6015), (1604, 5415), (1805, 4812), (2005, 4332), (2166, 4010), (2406, 3610)]