47405440

素因数分解:

$2^7\times 5^1\times {\mathrm{74071}}^1$

素因数の和:74090

約数の個数: 32

約数和(自身を含む): 113330160

約数和(自身を除く): 65924720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 74071, 148142, 296284, 370355, 592568, 740710, 1185136, 1481420, 2370272, 2962840, 4740544, 5925680, 9481088, 11851360, 23702720, 47405440]

約数ペア:

[(1, 47405440), (2, 23702720), (4, 11851360), (5, 9481088), (8, 5925680), (10, 4740544), (16, 2962840), (20, 2370272), (32, 1481420), (40, 1185136), (64, 740710), (80, 592568), (128, 370355), (160, 296284), (320, 148142), (640, 74071)]