38323840

素因数分解:

$2^7\times 5^1\times {\mathrm{233}}^1\times {\mathrm{257}}^1$

素因数の和:509

約数の個数: 64

約数和(自身を含む): 92369160

約数和(自身を除く): 54045320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 233, 257, 320, 466, 514, 640, 932, 1028, 1165, 1285, 1864, 2056, 2330, 2570, 3728, 4112, 4660, 5140, 7456, 8224, 9320, 10280, 14912, 16448, 18640, 20560, 29824, 32896, 37280, 41120, 59881, 74560, 82240, 119762, 149120, 164480, 239524, 299405, 479048, 598810, 958096, 1197620, 1916192, 2395240, 3832384, 4790480, 7664768, 9580960, 19161920, 38323840]

約数ペア:

[(1, 38323840), (2, 19161920), (4, 9580960), (5, 7664768), (8, 4790480), (10, 3832384), (16, 2395240), (20, 1916192), (32, 1197620), (40, 958096), (64, 598810), (80, 479048), (128, 299405), (160, 239524), (233, 164480), (257, 149120), (320, 119762), (466, 82240), (514, 74560), (640, 59881), (932, 41120), (1028, 37280), (1165, 32896), (1285, 29824), (1864, 20560), (2056, 18640), (2330, 16448), (2570, 14912), (3728, 10280), (4112, 9320), (4660, 8224), (5140, 7456)]