20361960

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{347}}^1$

素因数の和:527

約数の個数: 96

約数和(自身を含む): 66774240

約数和(自身を除く): 46412280

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, 163, 180, 326, 347, 360, 489, 652, 694, 815, 978, 1041, 1304, 1388, 1467, 1630, 1735, 1956, 2082, 2445, 2776, 2934, 3123, 3260, 3470, 3912, 4164, 4890, 5205, 5868, 6246, 6520, 6940, 7335, 8328, 9780, 10410, 11736, 12492, 13880, 14670, 15615, 19560, 20820, 24984, 29340, 31230, 41640, 56561, 58680, 62460, 113122, 124920, 169683, 226244, 282805, 339366, 452488, 509049, 565610, 678732, 848415, 1018098, 1131220, 1357464, 1696830, 2036196, 2262440, 2545245, 3393660, 4072392, 5090490, 6787320, 10180980, 20361960]

約数ペア:

[(1, 20361960), (2, 10180980), (3, 6787320), (4, 5090490), (5, 4072392), (6, 3393660), (8, 2545245), (9, 2262440), (10, 2036196), (12, 1696830), (15, 1357464), (18, 1131220), (20, 1018098), (24, 848415), (30, 678732), (36, 565610), (40, 509049), (45, 452488), (60, 339366), (72, 282805), (90, 226244), (120, 169683), (163, 124920), (180, 113122), (326, 62460), (347, 58680), (360, 56561), (489, 41640), (652, 31230), (694, 29340), (815, 24984), (978, 20820), (1041, 19560), (1304, 15615), (1388, 14670), (1467, 13880), (1630, 12492), (1735, 11736), (1956, 10410), (2082, 9780), (2445, 8328), (2776, 7335), (2934, 6940), (3123, 6520), (3260, 6246), (3470, 5868), (3912, 5205), (4164, 4890)]