47537920

素因数分解:

$2^8\times 5^1\times {\mathrm{37139}}^1$

素因数の和:37160

約数の個数: 36

約数和(自身を含む): 113871240

約数和(自身を除く): 66333320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 37139, 74278, 148556, 185695, 297112, 371390, 594224, 742780, 1188448, 1485560, 2376896, 2971120, 4753792, 5942240, 9507584, 11884480, 23768960, 47537920]

約数ペア:

[(1, 47537920), (2, 23768960), (4, 11884480), (5, 9507584), (8, 5942240), (10, 4753792), (16, 2971120), (20, 2376896), (32, 1485560), (40, 1188448), (64, 742780), (80, 594224), (128, 371390), (160, 297112), (256, 185695), (320, 148556), (640, 74278), (1280, 37139)]