20297160

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4337}}^1$

素因数の和:4367

約数の個数: 96

約数和(自身を含む): 71056440

約数和(自身を除く): 50759280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 104, 117, 120, 130, 156, 180, 195, 234, 260, 312, 360, 390, 468, 520, 585, 780, 936, 1170, 1560, 2340, 4337, 4680, 8674, 13011, 17348, 21685, 26022, 34696, 39033, 43370, 52044, 56381, 65055, 78066, 86740, 104088, 112762, 130110, 156132, 169143, 173480, 195165, 225524, 260220, 281905, 312264, 338286, 390330, 451048, 507429, 520440, 563810, 676572, 780660, 845715, 1014858, 1127620, 1353144, 1561320, 1691430, 2029716, 2255240, 2537145, 3382860, 4059432, 5074290, 6765720, 10148580, 20297160]

約数ペア:

[(1, 20297160), (2, 10148580), (3, 6765720), (4, 5074290), (5, 4059432), (6, 3382860), (8, 2537145), (9, 2255240), (10, 2029716), (12, 1691430), (13, 1561320), (15, 1353144), (18, 1127620), (20, 1014858), (24, 845715), (26, 780660), (30, 676572), (36, 563810), (39, 520440), (40, 507429), (45, 451048), (52, 390330), (60, 338286), (65, 312264), (72, 281905), (78, 260220), (90, 225524), (104, 195165), (117, 173480), (120, 169143), (130, 156132), (156, 130110), (180, 112762), (195, 104088), (234, 86740), (260, 78066), (312, 65055), (360, 56381), (390, 52044), (468, 43370), (520, 39033), (585, 34696), (780, 26022), (936, 21685), (1170, 17348), (1560, 13011), (2340, 8674), (4337, 4680)]