20209830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^2\times {\mathrm{701}}^1$

素因数の和:773

約数の個数: 48

約数和(自身を含む): 50190192

約数和(自身を除く): 29980362

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 155, 186, 310, 465, 701, 930, 961, 1402, 1922, 2103, 2883, 3505, 4206, 4805, 5766, 7010, 9610, 10515, 14415, 21030, 21731, 28830, 43462, 65193, 108655, 130386, 217310, 325965, 651930, 673661, 1347322, 2020983, 3368305, 4041966, 6736610, 10104915, 20209830]

約数ペア:

[(1, 20209830), (2, 10104915), (3, 6736610), (5, 4041966), (6, 3368305), (10, 2020983), (15, 1347322), (30, 673661), (31, 651930), (62, 325965), (93, 217310), (155, 130386), (186, 108655), (310, 65193), (465, 43462), (701, 28830), (930, 21731), (961, 21030), (1402, 14415), (1922, 10515), (2103, 9610), (2883, 7010), (3505, 5766), (4206, 4805)]