2856559640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{521}}^1\times {\mathrm{733}}^1$

素因数の和:1293

約数の個数: 128

約数和(自身を含む): 7448397120

約数和(自身を除く): 4591837480

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 34, 40, 44, 55, 68, 85, 88, 110, 136, 170, 187, 220, 340, 374, 440, 521, 680, 733, 748, 935, 1042, 1466, 1496, 1870, 2084, 2605, 2932, 3665, 3740, 4168, 5210, 5731, 5864, 7330, 7480, 8063, 8857, 10420, 11462, 12461, 14660, 16126, 17714, 20840, 22924, 24922, 28655, 29320, 32252, 35428, 40315, 44285, 45848, 49844, 57310, 62305, 64504, 70856, 80630, 88570, 97427, 99688, 114620, 124610, 137071, 161260, 177140, 194854, 229240, 249220, 274142, 322520, 354280, 381893, 389708, 487135, 498440, 548284, 685355, 763786, 779416, 974270, 1096568, 1370710, 1527572, 1909465, 1948540, 2741420, 3055144, 3818930, 3897080, 4200823, 5482840, 6492181, 7637860, 8401646, 12984362, 15275720, 16803292, 21004115, 25968724, 32460905, 33606584, 42008230, 51937448, 64921810, 71413991, 84016460, 129843620, 142827982, 168032920, 259687240, 285655964, 357069955, 571311928, 714139910, 1428279820, 2856559640]

約数ペア:

[(1, 2856559640), (2, 1428279820), (4, 714139910), (5, 571311928), (8, 357069955), (10, 285655964), (11, 259687240), (17, 168032920), (20, 142827982), (22, 129843620), (34, 84016460), (40, 71413991), (44, 64921810), (55, 51937448), (68, 42008230), (85, 33606584), (88, 32460905), (110, 25968724), (136, 21004115), (170, 16803292), (187, 15275720), (220, 12984362), (340, 8401646), (374, 7637860), (440, 6492181), (521, 5482840), (680, 4200823), (733, 3897080), (748, 3818930), (935, 3055144), (1042, 2741420), (1466, 1948540), (1496, 1909465), (1870, 1527572), (2084, 1370710), (2605, 1096568), (2932, 974270), (3665, 779416), (3740, 763786), (4168, 685355), (5210, 548284), (5731, 498440), (5864, 487135), (7330, 389708), (7480, 381893), (8063, 354280), (8857, 322520), (10420, 274142), (11462, 249220), (12461, 229240), (14660, 194854), (16126, 177140), (17714, 161260), (20840, 137071), (22924, 124610), (24922, 114620), (28655, 99688), (29320, 97427), (32252, 88570), (35428, 80630), (40315, 70856), (44285, 64504), (45848, 62305), (49844, 57310)]