39012820

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{11}}^2\times {\mathrm{47}}^1$

素因数の和:99

約数の個数: 144

約数和(自身を含む): 107251200

約数和(自身を除く): 68238380

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 47, 49, 55, 70, 77, 94, 98, 110, 121, 140, 154, 188, 196, 220, 235, 242, 245, 308, 329, 343, 385, 470, 484, 490, 517, 539, 605, 658, 686, 770, 847, 940, 980, 1034, 1078, 1210, 1316, 1372, 1540, 1645, 1694, 1715, 2068, 2156, 2303, 2420, 2585, 2695, 3290, 3388, 3430, 3619, 3773, 4235, 4606, 5170, 5390, 5687, 5929, 6580, 6860, 7238, 7546, 8470, 9212, 10340, 10780, 11374, 11515, 11858, 14476, 15092, 16121, 16940, 18095, 18865, 22748, 23030, 23716, 25333, 28435, 29645, 32242, 36190, 37730, 39809, 41503, 46060, 50666, 56870, 59290, 64484, 72380, 75460, 79618, 80605, 83006, 101332, 113740, 118580, 126665, 159236, 161210, 166012, 177331, 199045, 207515, 253330, 278663, 322420, 354662, 398090, 415030, 506660, 557326, 709324, 796180, 830060, 886655, 1114652, 1393315, 1773310, 1950641, 2786630, 3546620, 3901282, 5573260, 7802564, 9753205, 19506410, 39012820]

約数ペア:

[(1, 39012820), (2, 19506410), (4, 9753205), (5, 7802564), (7, 5573260), (10, 3901282), (11, 3546620), (14, 2786630), (20, 1950641), (22, 1773310), (28, 1393315), (35, 1114652), (44, 886655), (47, 830060), (49, 796180), (55, 709324), (70, 557326), (77, 506660), (94, 415030), (98, 398090), (110, 354662), (121, 322420), (140, 278663), (154, 253330), (188, 207515), (196, 199045), (220, 177331), (235, 166012), (242, 161210), (245, 159236), (308, 126665), (329, 118580), (343, 113740), (385, 101332), (470, 83006), (484, 80605), (490, 79618), (517, 75460), (539, 72380), (605, 64484), (658, 59290), (686, 56870), (770, 50666), (847, 46060), (940, 41503), (980, 39809), (1034, 37730), (1078, 36190), (1210, 32242), (1316, 29645), (1372, 28435), (1540, 25333), (1645, 23716), (1694, 23030), (1715, 22748), (2068, 18865), (2156, 18095), (2303, 16940), (2420, 16121), (2585, 15092), (2695, 14476), (3290, 11858), (3388, 11515), (3430, 11374), (3619, 10780), (3773, 10340), (4235, 9212), (4606, 8470), (5170, 7546), (5390, 7238), (5687, 6860), (5929, 6580)]