38664640

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{421}}^1$

素因数の和:486

約数の個数: 112

約数和(自身を含む): 108045504

約数和(自身を除く): 69380864

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 41, 56, 64, 70, 80, 82, 112, 140, 160, 164, 205, 224, 280, 287, 320, 328, 410, 421, 448, 560, 574, 656, 820, 842, 1120, 1148, 1312, 1435, 1640, 1684, 2105, 2240, 2296, 2624, 2870, 2947, 3280, 3368, 4210, 4592, 5740, 5894, 6560, 6736, 8420, 9184, 11480, 11788, 13120, 13472, 14735, 16840, 17261, 18368, 22960, 23576, 26944, 29470, 33680, 34522, 45920, 47152, 58940, 67360, 69044, 86305, 91840, 94304, 117880, 120827, 134720, 138088, 172610, 188608, 235760, 241654, 276176, 345220, 471520, 483308, 552352, 604135, 690440, 943040, 966616, 1104704, 1208270, 1380880, 1933232, 2416540, 2761760, 3866464, 4833080, 5523520, 7732928, 9666160, 19332320, 38664640]

約数ペア:

[(1, 38664640), (2, 19332320), (4, 9666160), (5, 7732928), (7, 5523520), (8, 4833080), (10, 3866464), (14, 2761760), (16, 2416540), (20, 1933232), (28, 1380880), (32, 1208270), (35, 1104704), (40, 966616), (41, 943040), (56, 690440), (64, 604135), (70, 552352), (80, 483308), (82, 471520), (112, 345220), (140, 276176), (160, 241654), (164, 235760), (205, 188608), (224, 172610), (280, 138088), (287, 134720), (320, 120827), (328, 117880), (410, 94304), (421, 91840), (448, 86305), (560, 69044), (574, 67360), (656, 58940), (820, 47152), (842, 45920), (1120, 34522), (1148, 33680), (1312, 29470), (1435, 26944), (1640, 23576), (1684, 22960), (2105, 18368), (2240, 17261), (2296, 16840), (2624, 14735), (2870, 13472), (2947, 13120), (3280, 11788), (3368, 11480), (4210, 9184), (4592, 8420), (5740, 6736), (5894, 6560)]