20518830

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{13411}}^1$

素因数の和:13441

約数の個数: 48

約数和(自身を含む): 56491344

約数和(自身を除く): 35972514

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 30, 34, 45, 51, 85, 90, 102, 153, 170, 255, 306, 510, 765, 1530, 13411, 26822, 40233, 67055, 80466, 120699, 134110, 201165, 227987, 241398, 402330, 455974, 603495, 683961, 1139935, 1206990, 1367922, 2051883, 2279870, 3419805, 4103766, 6839610, 10259415, 20518830]

約数ペア:

[(1, 20518830), (2, 10259415), (3, 6839610), (5, 4103766), (6, 3419805), (9, 2279870), (10, 2051883), (15, 1367922), (17, 1206990), (18, 1139935), (30, 683961), (34, 603495), (45, 455974), (51, 402330), (85, 241398), (90, 227987), (102, 201165), (153, 134110), (170, 120699), (255, 80466), (306, 67055), (510, 40233), (765, 26822), (1530, 13411)]