20046540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{281}}^1$

素因数の和:363

約数の個数: 96

約数和(自身を含む): 59693760

約数和(自身を除く): 39647220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 41, 58, 60, 82, 87, 116, 123, 145, 164, 174, 205, 246, 281, 290, 348, 410, 435, 492, 562, 580, 615, 820, 843, 870, 1124, 1189, 1230, 1405, 1686, 1740, 2378, 2460, 2810, 3372, 3567, 4215, 4756, 5620, 5945, 7134, 8149, 8430, 11521, 11890, 14268, 16298, 16860, 17835, 23042, 23780, 24447, 32596, 34563, 35670, 40745, 46084, 48894, 57605, 69126, 71340, 81490, 97788, 115210, 122235, 138252, 162980, 172815, 230420, 244470, 334109, 345630, 488940, 668218, 691260, 1002327, 1336436, 1670545, 2004654, 3341090, 4009308, 5011635, 6682180, 10023270, 20046540]

約数ペア:

[(1, 20046540), (2, 10023270), (3, 6682180), (4, 5011635), (5, 4009308), (6, 3341090), (10, 2004654), (12, 1670545), (15, 1336436), (20, 1002327), (29, 691260), (30, 668218), (41, 488940), (58, 345630), (60, 334109), (82, 244470), (87, 230420), (116, 172815), (123, 162980), (145, 138252), (164, 122235), (174, 115210), (205, 97788), (246, 81490), (281, 71340), (290, 69126), (348, 57605), (410, 48894), (435, 46084), (492, 40745), (562, 35670), (580, 34563), (615, 32596), (820, 24447), (843, 23780), (870, 23042), (1124, 17835), (1189, 16860), (1230, 16298), (1405, 14268), (1686, 11890), (1740, 11521), (2378, 8430), (2460, 8149), (2810, 7134), (3372, 5945), (3567, 5620), (4215, 4756)]