40542560

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^2\times {\mathrm{479}}^1$

素因数の和:540

約数の個数: 72

約数和(自身を含む): 100336320

約数和(自身を除く): 59793760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 80, 92, 115, 160, 184, 230, 368, 460, 479, 529, 736, 920, 958, 1058, 1840, 1916, 2116, 2395, 2645, 3680, 3832, 4232, 4790, 5290, 7664, 8464, 9580, 10580, 11017, 15328, 16928, 19160, 21160, 22034, 38320, 42320, 44068, 55085, 76640, 84640, 88136, 110170, 176272, 220340, 253391, 352544, 440680, 506782, 881360, 1013564, 1266955, 1762720, 2027128, 2533910, 4054256, 5067820, 8108512, 10135640, 20271280, 40542560]

約数ペア:

[(1, 40542560), (2, 20271280), (4, 10135640), (5, 8108512), (8, 5067820), (10, 4054256), (16, 2533910), (20, 2027128), (23, 1762720), (32, 1266955), (40, 1013564), (46, 881360), (80, 506782), (92, 440680), (115, 352544), (160, 253391), (184, 220340), (230, 176272), (368, 110170), (460, 88136), (479, 84640), (529, 76640), (736, 55085), (920, 44068), (958, 42320), (1058, 38320), (1840, 22034), (1916, 21160), (2116, 19160), (2395, 16928), (2645, 15328), (3680, 11017), (3832, 10580), (4232, 9580), (4790, 8464), (5290, 7664)]