40672940

素因数分解:

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

素因数の和:66

約数の個数: 108

約数和(自身を含む): 109530288

約数和(自身を除く): 68857348

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 98, 110, 121, 140, 154, 196, 220, 242, 245, 308, 343, 385, 484, 490, 539, 605, 686, 770, 847, 980, 1078, 1210, 1372, 1540, 1694, 1715, 2156, 2401, 2420, 2695, 3388, 3430, 3773, 4235, 4802, 5390, 5929, 6860, 7546, 8470, 9604, 10780, 11858, 12005, 15092, 16807, 16940, 18865, 23716, 24010, 26411, 29645, 33614, 37730, 41503, 48020, 52822, 59290, 67228, 75460, 83006, 84035, 105644, 118580, 132055, 166012, 168070, 184877, 207515, 264110, 290521, 336140, 369754, 415030, 528220, 581042, 739508, 830060, 924385, 1162084, 1452605, 1848770, 2033647, 2905210, 3697540, 4067294, 5810420, 8134588, 10168235, 20336470, 40672940]

約数ペア:

[(1, 40672940), (2, 20336470), (4, 10168235), (5, 8134588), (7, 5810420), (10, 4067294), (11, 3697540), (14, 2905210), (20, 2033647), (22, 1848770), (28, 1452605), (35, 1162084), (44, 924385), (49, 830060), (55, 739508), (70, 581042), (77, 528220), (98, 415030), (110, 369754), (121, 336140), (140, 290521), (154, 264110), (196, 207515), (220, 184877), (242, 168070), (245, 166012), (308, 132055), (343, 118580), (385, 105644), (484, 84035), (490, 83006), (539, 75460), (605, 67228), (686, 59290), (770, 52822), (847, 48020), (980, 41503), (1078, 37730), (1210, 33614), (1372, 29645), (1540, 26411), (1694, 24010), (1715, 23716), (2156, 18865), (2401, 16940), (2420, 16807), (2695, 15092), (3388, 12005), (3430, 11858), (3773, 10780), (4235, 9604), (4802, 8470), (5390, 7546), (5929, 6860)]