20297660

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59699}}^1$

素因数の和:59725

約数の個数: 24

約数和(自身を含む): 45133200

約数和(自身を除く): 24835540

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 59699, 119398, 238796, 298495, 596990, 1014883, 1193980, 2029766, 4059532, 5074415, 10148830, 20297660]

約数ペア:

[(1, 20297660), (2, 10148830), (4, 5074415), (5, 4059532), (10, 2029766), (17, 1193980), (20, 1014883), (34, 596990), (68, 298495), (85, 238796), (170, 119398), (340, 59699)]