40720304

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{283}}^1$

素因数の和:354

約数の個数: 60

約数和(自身を含む): 87635016

約数和(自身を除く): 46914712

約数列:

[1, 2, 4, 8, 16, 17, 23, 34, 46, 68, 92, 136, 184, 272, 283, 368, 391, 529, 566, 782, 1058, 1132, 1564, 2116, 2264, 3128, 4232, 4528, 4811, 6256, 6509, 8464, 8993, 9622, 13018, 17986, 19244, 26036, 35972, 38488, 52072, 71944, 76976, 104144, 110653, 143888, 149707, 221306, 299414, 442612, 598828, 885224, 1197656, 1770448, 2395312, 2545019, 5090038, 10180076, 20360152, 40720304]

約数ペア:

[(1, 40720304), (2, 20360152), (4, 10180076), (8, 5090038), (16, 2545019), (17, 2395312), (23, 1770448), (34, 1197656), (46, 885224), (68, 598828), (92, 442612), (136, 299414), (184, 221306), (272, 149707), (283, 143888), (368, 110653), (391, 104144), (529, 76976), (566, 71944), (782, 52072), (1058, 38488), (1132, 35972), (1564, 26036), (2116, 19244), (2264, 17986), (3128, 13018), (4232, 9622), (4528, 8993), (4811, 8464), (6256, 6509)]