1721684260

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{27337}}^1$

素因数の和:27460

約数の個数: 48

約数和(自身を含む): 3747711744

約数和(自身を除く): 2026027484

約数列:

[1, 2, 4, 5, 10, 20, 47, 67, 94, 134, 188, 235, 268, 335, 470, 670, 940, 1340, 3149, 6298, 12596, 15745, 27337, 31490, 54674, 62980, 109348, 136685, 273370, 546740, 1284839, 1831579, 2569678, 3663158, 5139356, 6424195, 7326316, 9157895, 12848390, 18315790, 25696780, 36631580, 86084213, 172168426, 344336852, 430421065, 860842130, 1721684260]

約数ペア:

[(1, 1721684260), (2, 860842130), (4, 430421065), (5, 344336852), (10, 172168426), (20, 86084213), (47, 36631580), (67, 25696780), (94, 18315790), (134, 12848390), (188, 9157895), (235, 7326316), (268, 6424195), (335, 5139356), (470, 3663158), (670, 2569678), (940, 1831579), (1340, 1284839), (3149, 546740), (6298, 273370), (12596, 136685), (15745, 109348), (27337, 62980), (31490, 54674)]