20543460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{1193}}^1$

素因数の和:1253

約数の個数: 96

約数和(自身を含む): 67398912

約数和(自身を除く): 46855452

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 41, 42, 60, 70, 82, 84, 105, 123, 140, 164, 205, 210, 246, 287, 410, 420, 492, 574, 615, 820, 861, 1148, 1193, 1230, 1435, 1722, 2386, 2460, 2870, 3444, 3579, 4305, 4772, 5740, 5965, 7158, 8351, 8610, 11930, 14316, 16702, 17220, 17895, 23860, 25053, 33404, 35790, 41755, 48913, 50106, 71580, 83510, 97826, 100212, 125265, 146739, 167020, 195652, 244565, 250530, 293478, 342391, 489130, 501060, 586956, 684782, 733695, 978260, 1027173, 1369564, 1467390, 1711955, 2054346, 2934780, 3423910, 4108692, 5135865, 6847820, 10271730, 20543460]

約数ペア:

[(1, 20543460), (2, 10271730), (3, 6847820), (4, 5135865), (5, 4108692), (6, 3423910), (7, 2934780), (10, 2054346), (12, 1711955), (14, 1467390), (15, 1369564), (20, 1027173), (21, 978260), (28, 733695), (30, 684782), (35, 586956), (41, 501060), (42, 489130), (60, 342391), (70, 293478), (82, 250530), (84, 244565), (105, 195652), (123, 167020), (140, 146739), (164, 125265), (205, 100212), (210, 97826), (246, 83510), (287, 71580), (410, 50106), (420, 48913), (492, 41755), (574, 35790), (615, 33404), (820, 25053), (861, 23860), (1148, 17895), (1193, 17220), (1230, 16702), (1435, 14316), (1722, 11930), (2386, 8610), (2460, 8351), (2870, 7158), (3444, 5965), (3579, 5740), (4305, 4772)]