26637640

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{911}}^1$

素因数の和:982

約数の個数: 64

約数和(自身を含む): 65007360

約数和(自身を除く): 38369720

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 43, 68, 85, 86, 136, 170, 172, 215, 340, 344, 430, 680, 731, 860, 911, 1462, 1720, 1822, 2924, 3644, 3655, 4555, 5848, 7288, 7310, 9110, 14620, 15487, 18220, 29240, 30974, 36440, 39173, 61948, 77435, 78346, 123896, 154870, 156692, 195865, 309740, 313384, 391730, 619480, 665941, 783460, 1331882, 1566920, 2663764, 3329705, 5327528, 6659410, 13318820, 26637640]

約数ペア:

[(1, 26637640), (2, 13318820), (4, 6659410), (5, 5327528), (8, 3329705), (10, 2663764), (17, 1566920), (20, 1331882), (34, 783460), (40, 665941), (43, 619480), (68, 391730), (85, 313384), (86, 309740), (136, 195865), (170, 156692), (172, 154870), (215, 123896), (340, 78346), (344, 77435), (430, 61948), (680, 39173), (731, 36440), (860, 30974), (911, 29240), (1462, 18220), (1720, 15487), (1822, 14620), (2924, 9110), (3644, 7310), (3655, 7288), (4555, 5848)]