1640181488

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{548189}}^1$

素因数の和:548225

約数の個数: 40

約数和(自身を含む): 3670680240

約数和(自身を除く): 2030498752

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 34, 44, 68, 88, 136, 176, 187, 272, 374, 748, 1496, 2992, 548189, 1096378, 2192756, 4385512, 6030079, 8771024, 9319213, 12060158, 18638426, 24120316, 37276852, 48240632, 74553704, 96481264, 102511343, 149107408, 205022686, 410045372, 820090744, 1640181488]

約数ペア:

[(1, 1640181488), (2, 820090744), (4, 410045372), (8, 205022686), (11, 149107408), (16, 102511343), (17, 96481264), (22, 74553704), (34, 48240632), (44, 37276852), (68, 24120316), (88, 18638426), (136, 12060158), (176, 9319213), (187, 8771024), (272, 6030079), (374, 4385512), (748, 2192756), (1496, 1096378), (2992, 548189)]