40762880

素因数分解:

$2^9\times 5^1\times {\mathrm{15923}}^1$

素因数の和:15946

約数の個数: 40

約数和(自身を含む): 97741512

約数和(自身を除く): 56978632

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 1280, 2560, 15923, 31846, 63692, 79615, 127384, 159230, 254768, 318460, 509536, 636920, 1019072, 1273840, 2038144, 2547680, 4076288, 5095360, 8152576, 10190720, 20381440, 40762880]

約数ペア:

[(1, 40762880), (2, 20381440), (4, 10190720), (5, 8152576), (8, 5095360), (10, 4076288), (16, 2547680), (20, 2038144), (32, 1273840), (40, 1019072), (64, 636920), (80, 509536), (128, 318460), (160, 254768), (256, 159230), (320, 127384), (512, 79615), (640, 63692), (1280, 31846), (2560, 15923)]