17210620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{269}}^1\times {\mathrm{457}}^1$

素因数の和:742

約数の個数: 48

約数和(自身を含む): 41549760

約数和(自身を除く): 24339140

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 269, 457, 538, 914, 1076, 1345, 1828, 1883, 2285, 2690, 3199, 3766, 4570, 5380, 6398, 7532, 9140, 9415, 12796, 15995, 18830, 31990, 37660, 63980, 122933, 245866, 491732, 614665, 860531, 1229330, 1721062, 2458660, 3442124, 4302655, 8605310, 17210620]

約数ペア:

[(1, 17210620), (2, 8605310), (4, 4302655), (5, 3442124), (7, 2458660), (10, 1721062), (14, 1229330), (20, 860531), (28, 614665), (35, 491732), (70, 245866), (140, 122933), (269, 63980), (457, 37660), (538, 31990), (914, 18830), (1076, 15995), (1345, 12796), (1828, 9415), (1883, 9140), (2285, 7532), (2690, 6398), (3199, 5380), (3766, 4570)]