19308720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1871}}^1$

素因数の和:1930

約数の個数: 80

約数和(自身を含む): 61281792

約数和(自身を除く): 41973072

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 43, 48, 60, 80, 86, 120, 129, 172, 215, 240, 258, 344, 430, 516, 645, 688, 860, 1032, 1290, 1720, 1871, 2064, 2580, 3440, 3742, 5160, 5613, 7484, 9355, 10320, 11226, 14968, 18710, 22452, 28065, 29936, 37420, 44904, 56130, 74840, 80453, 89808, 112260, 149680, 160906, 224520, 241359, 321812, 402265, 449040, 482718, 643624, 804530, 965436, 1206795, 1287248, 1609060, 1930872, 2413590, 3218120, 3861744, 4827180, 6436240, 9654360, 19308720]

約数ペア:

[(1, 19308720), (2, 9654360), (3, 6436240), (4, 4827180), (5, 3861744), (6, 3218120), (8, 2413590), (10, 1930872), (12, 1609060), (15, 1287248), (16, 1206795), (20, 965436), (24, 804530), (30, 643624), (40, 482718), (43, 449040), (48, 402265), (60, 321812), (80, 241359), (86, 224520), (120, 160906), (129, 149680), (172, 112260), (215, 89808), (240, 80453), (258, 74840), (344, 56130), (430, 44904), (516, 37420), (645, 29936), (688, 28065), (860, 22452), (1032, 18710), (1290, 14968), (1720, 11226), (1871, 10320), (2064, 9355), (2580, 7484), (3440, 5613), (3742, 5160)]