1305040

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1483}}^1$

素因数の和:1507

約数の個数: 40

約数和(自身を含む): 3312288

約数和(自身を除く): 2007248

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 1483, 2966, 5932, 7415, 11864, 14830, 16313, 23728, 29660, 32626, 59320, 65252, 81565, 118640, 130504, 163130, 261008, 326260, 652520, 1305040]

約数ペア:

[(1, 1305040), (2, 652520), (4, 326260), (5, 261008), (8, 163130), (10, 130504), (11, 118640), (16, 81565), (20, 65252), (22, 59320), (40, 32626), (44, 29660), (55, 23728), (80, 16313), (88, 14830), (110, 11864), (176, 7415), (220, 5932), (440, 2966), (880, 1483)]