31470440

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{433}}^1$

素因数の和:546

約数の個数: 64

約数和(自身を含む): 74995200

約数和(自身を除く): 43524760

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 79, 92, 115, 158, 184, 230, 316, 395, 433, 460, 632, 790, 866, 920, 1580, 1732, 1817, 2165, 3160, 3464, 3634, 4330, 7268, 8660, 9085, 9959, 14536, 17320, 18170, 19918, 34207, 36340, 39836, 49795, 68414, 72680, 79672, 99590, 136828, 171035, 199180, 273656, 342070, 398360, 684140, 786761, 1368280, 1573522, 3147044, 3933805, 6294088, 7867610, 15735220, 31470440]

約数ペア:

[(1, 31470440), (2, 15735220), (4, 7867610), (5, 6294088), (8, 3933805), (10, 3147044), (20, 1573522), (23, 1368280), (40, 786761), (46, 684140), (79, 398360), (92, 342070), (115, 273656), (158, 199180), (184, 171035), (230, 136828), (316, 99590), (395, 79672), (433, 72680), (460, 68414), (632, 49795), (790, 39836), (866, 36340), (920, 34207), (1580, 19918), (1732, 18170), (1817, 17320), (2165, 14536), (3160, 9959), (3464, 9085), (3634, 8660), (4330, 7268)]