40709240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{647}}^1$

素因数の和:693

約数の個数: 96

約数和(自身を含む): 108591840

約数和(自身を除く): 67882600

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 121, 130, 143, 220, 242, 260, 286, 440, 484, 520, 572, 605, 647, 715, 968, 1144, 1210, 1294, 1430, 1573, 2420, 2588, 2860, 3146, 3235, 4840, 5176, 5720, 6292, 6470, 7117, 7865, 8411, 12584, 12940, 14234, 15730, 16822, 25880, 28468, 31460, 33644, 35585, 42055, 56936, 62920, 67288, 71170, 78287, 84110, 92521, 142340, 156574, 168220, 185042, 284680, 313148, 336440, 370084, 391435, 462605, 626296, 740168, 782870, 925210, 1017731, 1565740, 1850420, 2035462, 3131480, 3700840, 4070924, 5088655, 8141848, 10177310, 20354620, 40709240]

約数ペア:

[(1, 40709240), (2, 20354620), (4, 10177310), (5, 8141848), (8, 5088655), (10, 4070924), (11, 3700840), (13, 3131480), (20, 2035462), (22, 1850420), (26, 1565740), (40, 1017731), (44, 925210), (52, 782870), (55, 740168), (65, 626296), (88, 462605), (104, 391435), (110, 370084), (121, 336440), (130, 313148), (143, 284680), (220, 185042), (242, 168220), (260, 156574), (286, 142340), (440, 92521), (484, 84110), (520, 78287), (572, 71170), (605, 67288), (647, 62920), (715, 56936), (968, 42055), (1144, 35585), (1210, 33644), (1294, 31460), (1430, 28468), (1573, 25880), (2420, 16822), (2588, 15730), (2860, 14234), (3146, 12940), (3235, 12584), (4840, 8411), (5176, 7865), (5720, 7117), (6292, 6470)]