20173600

素因数分解:

$2^5\times 5^2\times {\mathrm{151}}^1\times {\mathrm{167}}^1$

素因数の和:338

約数の個数: 72

約数和(自身を含む): 49871808

約数和(自身を除く): 29698208

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 151, 160, 167, 200, 302, 334, 400, 604, 668, 755, 800, 835, 1208, 1336, 1510, 1670, 2416, 2672, 3020, 3340, 3775, 4175, 4832, 5344, 6040, 6680, 7550, 8350, 12080, 13360, 15100, 16700, 24160, 25217, 26720, 30200, 33400, 50434, 60400, 66800, 100868, 120800, 126085, 133600, 201736, 252170, 403472, 504340, 630425, 806944, 1008680, 1260850, 2017360, 2521700, 4034720, 5043400, 10086800, 20173600]

約数ペア:

[(1, 20173600), (2, 10086800), (4, 5043400), (5, 4034720), (8, 2521700), (10, 2017360), (16, 1260850), (20, 1008680), (25, 806944), (32, 630425), (40, 504340), (50, 403472), (80, 252170), (100, 201736), (151, 133600), (160, 126085), (167, 120800), (200, 100868), (302, 66800), (334, 60400), (400, 50434), (604, 33400), (668, 30200), (755, 26720), (800, 25217), (835, 24160), (1208, 16700), (1336, 15100), (1510, 13360), (1670, 12080), (2416, 8350), (2672, 7550), (3020, 6680), (3340, 6040), (3775, 5344), (4175, 4832)]