1520803690

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{179}}^1\times {\mathrm{2477}}^1$

素因数の和:2684

約数の個数: 64

約数和(自身を含む): 3211488000

約数和(自身を除く): 1690684310

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 179, 245, 343, 358, 490, 686, 895, 1253, 1715, 1790, 2477, 2506, 3430, 4954, 6265, 8771, 12385, 12530, 17339, 17542, 24770, 34678, 43855, 61397, 86695, 87710, 121373, 122794, 173390, 242746, 306985, 443383, 606865, 613970, 849611, 886766, 1213730, 1699222, 2216915, 3103681, 4248055, 4433830, 6207362, 8496110, 15518405, 21725767, 31036810, 43451534, 108628835, 152080369, 217257670, 304160738, 760401845, 1520803690]

約数ペア:

[(1, 1520803690), (2, 760401845), (5, 304160738), (7, 217257670), (10, 152080369), (14, 108628835), (35, 43451534), (49, 31036810), (70, 21725767), (98, 15518405), (179, 8496110), (245, 6207362), (343, 4433830), (358, 4248055), (490, 3103681), (686, 2216915), (895, 1699222), (1253, 1213730), (1715, 886766), (1790, 849611), (2477, 613970), (2506, 606865), (3430, 443383), (4954, 306985), (6265, 242746), (8771, 173390), (12385, 122794), (12530, 121373), (17339, 87710), (17542, 86695), (24770, 61397), (34678, 43855)]