20215080

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{233}}^1\times {\mathrm{241}}^1$

素因数の和:491

約数の個数: 96

約数和(自身を含む): 66254760

約数和(自身を除く): 46039680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 233, 241, 360, 466, 482, 699, 723, 932, 964, 1165, 1205, 1398, 1446, 1864, 1928, 2097, 2169, 2330, 2410, 2796, 2892, 3495, 3615, 4194, 4338, 4660, 4820, 5592, 5784, 6990, 7230, 8388, 8676, 9320, 9640, 10485, 10845, 13980, 14460, 16776, 17352, 20970, 21690, 27960, 28920, 41940, 43380, 56153, 83880, 86760, 112306, 168459, 224612, 280765, 336918, 449224, 505377, 561530, 673836, 842295, 1010754, 1123060, 1347672, 1684590, 2021508, 2246120, 2526885, 3369180, 4043016, 5053770, 6738360, 10107540, 20215080]

約数ペア:

[(1, 20215080), (2, 10107540), (3, 6738360), (4, 5053770), (5, 4043016), (6, 3369180), (8, 2526885), (9, 2246120), (10, 2021508), (12, 1684590), (15, 1347672), (18, 1123060), (20, 1010754), (24, 842295), (30, 673836), (36, 561530), (40, 505377), (45, 449224), (60, 336918), (72, 280765), (90, 224612), (120, 168459), (180, 112306), (233, 86760), (241, 83880), (360, 56153), (466, 43380), (482, 41940), (699, 28920), (723, 27960), (932, 21690), (964, 20970), (1165, 17352), (1205, 16776), (1398, 14460), (1446, 13980), (1864, 10845), (1928, 10485), (2097, 9640), (2169, 9320), (2330, 8676), (2410, 8388), (2796, 7230), (2892, 6990), (3495, 5784), (3615, 5592), (4194, 4820), (4338, 4660)]