20622180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{101}}^1$

素因数の和:237

約数の個数: 96

約数和(自身を含む): 60455808

約数和(自身を除く): 39833628

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 41, 60, 82, 83, 101, 123, 164, 166, 202, 205, 246, 249, 303, 332, 404, 410, 415, 492, 498, 505, 606, 615, 820, 830, 996, 1010, 1212, 1230, 1245, 1515, 1660, 2020, 2460, 2490, 3030, 3403, 4141, 4980, 6060, 6806, 8282, 8383, 10209, 12423, 13612, 16564, 16766, 17015, 20418, 20705, 24846, 25149, 33532, 34030, 40836, 41410, 41915, 49692, 50298, 51045, 62115, 68060, 82820, 83830, 100596, 102090, 124230, 125745, 167660, 204180, 248460, 251490, 343703, 502980, 687406, 1031109, 1374812, 1718515, 2062218, 3437030, 4124436, 5155545, 6874060, 10311090, 20622180]

約数ペア:

[(1, 20622180), (2, 10311090), (3, 6874060), (4, 5155545), (5, 4124436), (6, 3437030), (10, 2062218), (12, 1718515), (15, 1374812), (20, 1031109), (30, 687406), (41, 502980), (60, 343703), (82, 251490), (83, 248460), (101, 204180), (123, 167660), (164, 125745), (166, 124230), (202, 102090), (205, 100596), (246, 83830), (249, 82820), (303, 68060), (332, 62115), (404, 51045), (410, 50298), (415, 49692), (492, 41915), (498, 41410), (505, 40836), (606, 34030), (615, 33532), (820, 25149), (830, 24846), (996, 20705), (1010, 20418), (1212, 17015), (1230, 16766), (1245, 16564), (1515, 13612), (1660, 12423), (2020, 10209), (2460, 8383), (2490, 8282), (3030, 6806), (3403, 6060), (4141, 4980)]