20469660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1$

素因数の和:263

約数の個数: 96

約数和(自身を含む): 60201792

約数和(自身を除く): 39732132

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 41, 53, 60, 82, 106, 123, 157, 159, 164, 205, 212, 246, 265, 314, 318, 410, 471, 492, 530, 615, 628, 636, 785, 795, 820, 942, 1060, 1230, 1570, 1590, 1884, 2173, 2355, 2460, 3140, 3180, 4346, 4710, 6437, 6519, 8321, 8692, 9420, 10865, 12874, 13038, 16642, 19311, 21730, 24963, 25748, 26076, 32185, 32595, 33284, 38622, 41605, 43460, 49926, 64370, 65190, 77244, 83210, 96555, 99852, 124815, 128740, 130380, 166420, 193110, 249630, 341161, 386220, 499260, 682322, 1023483, 1364644, 1705805, 2046966, 3411610, 4093932, 5117415, 6823220, 10234830, 20469660]

約数ペア:

[(1, 20469660), (2, 10234830), (3, 6823220), (4, 5117415), (5, 4093932), (6, 3411610), (10, 2046966), (12, 1705805), (15, 1364644), (20, 1023483), (30, 682322), (41, 499260), (53, 386220), (60, 341161), (82, 249630), (106, 193110), (123, 166420), (157, 130380), (159, 128740), (164, 124815), (205, 99852), (212, 96555), (246, 83210), (265, 77244), (314, 65190), (318, 64370), (410, 49926), (471, 43460), (492, 41605), (530, 38622), (615, 33284), (628, 32595), (636, 32185), (785, 26076), (795, 25748), (820, 24963), (942, 21730), (1060, 19311), (1230, 16642), (1570, 13038), (1590, 12874), (1884, 10865), (2173, 9420), (2355, 8692), (2460, 8321), (3140, 6519), (3180, 6437), (4346, 4710)]