2087540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:97

約数の個数: 96

約数和(自身を含む): 5720064

約数和(自身を除く): 3632524

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 31, 35, 37, 52, 62, 65, 70, 74, 91, 124, 130, 140, 148, 155, 182, 185, 217, 259, 260, 310, 364, 370, 403, 434, 455, 481, 518, 620, 740, 806, 868, 910, 962, 1036, 1085, 1147, 1295, 1612, 1820, 1924, 2015, 2170, 2294, 2405, 2590, 2821, 3367, 4030, 4340, 4588, 4810, 5180, 5642, 5735, 6734, 8029, 8060, 9620, 11284, 11470, 13468, 14105, 14911, 16058, 16835, 22940, 28210, 29822, 32116, 33670, 40145, 56420, 59644, 67340, 74555, 80290, 104377, 149110, 160580, 208754, 298220, 417508, 521885, 1043770, 2087540]

約数ペア:

[(1, 2087540), (2, 1043770), (4, 521885), (5, 417508), (7, 298220), (10, 208754), (13, 160580), (14, 149110), (20, 104377), (26, 80290), (28, 74555), (31, 67340), (35, 59644), (37, 56420), (52, 40145), (62, 33670), (65, 32116), (70, 29822), (74, 28210), (91, 22940), (124, 16835), (130, 16058), (140, 14911), (148, 14105), (155, 13468), (182, 11470), (185, 11284), (217, 9620), (259, 8060), (260, 8029), (310, 6734), (364, 5735), (370, 5642), (403, 5180), (434, 4810), (455, 4588), (481, 4340), (518, 4030), (620, 3367), (740, 2821), (806, 2590), (868, 2405), (910, 2294), (962, 2170), (1036, 2015), (1085, 1924), (1147, 1820), (1295, 1612)]