20047320

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{233}}^1\times {\mathrm{239}}^1$

素因数の和:489

約数の個数: 96

約数和(自身を含む): 65707200

約数和(自身を除く): 45659880

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, 239, 360, 466, 478, 699, 717, 932, 956, 1165, 1195, 1398, 1434, 1864, 1912, 2097, 2151, 2330, 2390, 2796, 2868, 3495, 3585, 4194, 4302, 4660, 4780, 5592, 5736, 6990, 7170, 8388, 8604, 9320, 9560, 10485, 10755, 13980, 14340, 16776, 17208, 20970, 21510, 27960, 28680, 41940, 43020, 55687, 83880, 86040, 111374, 167061, 222748, 278435, 334122, 445496, 501183, 556870, 668244, 835305, 1002366, 1113740, 1336488, 1670610, 2004732, 2227480, 2505915, 3341220, 4009464, 5011830, 6682440, 10023660, 20047320]

約数ペア:

[(1, 20047320), (2, 10023660), (3, 6682440), (4, 5011830), (5, 4009464), (6, 3341220), (8, 2505915), (9, 2227480), (10, 2004732), (12, 1670610), (15, 1336488), (18, 1113740), (20, 1002366), (24, 835305), (30, 668244), (36, 556870), (40, 501183), (45, 445496), (60, 334122), (72, 278435), (90, 222748), (120, 167061), (180, 111374), (233, 86040), (239, 83880), (360, 55687), (466, 43020), (478, 41940), (699, 28680), (717, 27960), (932, 21510), (956, 20970), (1165, 17208), (1195, 16776), (1398, 14340), (1434, 13980), (1864, 10755), (1912, 10485), (2097, 9560), (2151, 9320), (2330, 8604), (2390, 8388), (2796, 7170), (2868, 6990), (3495, 5736), (3585, 5592), (4194, 4780), (4302, 4660)]