20155663020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{857}}^1\times {\mathrm{3881}}^1$

素因数の和:4851

約数の個数: 96

約数和(自身を含む): 57075834816

約数和(自身を除く): 36920171796

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 101, 202, 303, 404, 505, 606, 857, 1010, 1212, 1515, 1714, 2020, 2571, 3030, 3428, 3881, 4285, 5142, 6060, 7762, 8570, 10284, 11643, 12855, 15524, 17140, 19405, 23286, 25710, 38810, 46572, 51420, 58215, 77620, 86557, 116430, 173114, 232860, 259671, 346228, 391981, 432785, 519342, 783962, 865570, 1038684, 1175943, 1298355, 1567924, 1731140, 1959905, 2351886, 2596710, 3326017, 3919810, 4703772, 5193420, 5879715, 6652034, 7839620, 9978051, 11759430, 13304068, 16630085, 19956102, 23518860, 33260170, 39912204, 49890255, 66520340, 99780510, 199561020, 335927717, 671855434, 1007783151, 1343710868, 1679638585, 2015566302, 3359277170, 4031132604, 5038915755, 6718554340, 10077831510, 20155663020]

約数ペア:

[(1, 20155663020), (2, 10077831510), (3, 6718554340), (4, 5038915755), (5, 4031132604), (6, 3359277170), (10, 2015566302), (12, 1679638585), (15, 1343710868), (20, 1007783151), (30, 671855434), (60, 335927717), (101, 199561020), (202, 99780510), (303, 66520340), (404, 49890255), (505, 39912204), (606, 33260170), (857, 23518860), (1010, 19956102), (1212, 16630085), (1515, 13304068), (1714, 11759430), (2020, 9978051), (2571, 7839620), (3030, 6652034), (3428, 5879715), (3881, 5193420), (4285, 4703772), (5142, 3919810), (6060, 3326017), (7762, 2596710), (8570, 2351886), (10284, 1959905), (11643, 1731140), (12855, 1567924), (15524, 1298355), (17140, 1175943), (19405, 1038684), (23286, 865570), (25710, 783962), (38810, 519342), (46572, 432785), (51420, 391981), (58215, 346228), (77620, 259671), (86557, 232860), (116430, 173114)]