2055365840

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{521}}^1\times {\mathrm{4483}}^1$

素因数の和:5028

約数の個数: 80

約数和(自身を含む): 5224326336

約数和(自身を除く): 3168960496

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 521, 880, 1042, 2084, 2605, 4168, 4483, 5210, 5731, 8336, 8966, 10420, 11462, 17932, 20840, 22415, 22924, 28655, 35864, 41680, 44830, 45848, 49313, 57310, 71728, 89660, 91696, 98626, 114620, 179320, 197252, 229240, 246565, 358640, 394504, 458480, 493130, 789008, 986260, 1972520, 2335643, 3945040, 4671286, 9342572, 11678215, 18685144, 23356430, 25692073, 37370288, 46712860, 51384146, 93425720, 102768292, 128460365, 186851440, 205536584, 256920730, 411073168, 513841460, 1027682920, 2055365840]

約数ペア:

[(1, 2055365840), (2, 1027682920), (4, 513841460), (5, 411073168), (8, 256920730), (10, 205536584), (11, 186851440), (16, 128460365), (20, 102768292), (22, 93425720), (40, 51384146), (44, 46712860), (55, 37370288), (80, 25692073), (88, 23356430), (110, 18685144), (176, 11678215), (220, 9342572), (440, 4671286), (521, 3945040), (880, 2335643), (1042, 1972520), (2084, 986260), (2605, 789008), (4168, 493130), (4483, 458480), (5210, 394504), (5731, 358640), (8336, 246565), (8966, 229240), (10420, 197252), (11462, 179320), (17932, 114620), (20840, 98626), (22415, 91696), (22924, 89660), (28655, 71728), (35864, 57310), (41680, 49313), (44830, 45848)]