20346660

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{919}}^1$

素因数の和:978

約数の個数: 96

約数和(自身を含む): 64915200

約数和(自身を除く): 44568540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 41, 45, 54, 60, 82, 90, 108, 123, 135, 164, 180, 205, 246, 270, 369, 410, 492, 540, 615, 738, 820, 919, 1107, 1230, 1476, 1838, 1845, 2214, 2460, 2757, 3676, 3690, 4428, 4595, 5514, 5535, 7380, 8271, 9190, 11028, 11070, 13785, 16542, 18380, 22140, 24813, 27570, 33084, 37679, 41355, 49626, 55140, 75358, 82710, 99252, 113037, 124065, 150716, 165420, 188395, 226074, 248130, 339111, 376790, 452148, 496260, 565185, 678222, 753580, 1017333, 1130370, 1356444, 1695555, 2034666, 2260740, 3391110, 4069332, 5086665, 6782220, 10173330, 20346660]

約数ペア:

[(1, 20346660), (2, 10173330), (3, 6782220), (4, 5086665), (5, 4069332), (6, 3391110), (9, 2260740), (10, 2034666), (12, 1695555), (15, 1356444), (18, 1130370), (20, 1017333), (27, 753580), (30, 678222), (36, 565185), (41, 496260), (45, 452148), (54, 376790), (60, 339111), (82, 248130), (90, 226074), (108, 188395), (123, 165420), (135, 150716), (164, 124065), (180, 113037), (205, 99252), (246, 82710), (270, 75358), (369, 55140), (410, 49626), (492, 41355), (540, 37679), (615, 33084), (738, 27570), (820, 24813), (919, 22140), (1107, 18380), (1230, 16542), (1476, 13785), (1838, 11070), (1845, 11028), (2214, 9190), (2460, 8271), (2757, 7380), (3676, 5535), (3690, 5514), (4428, 4595)]