40908520

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^2\times {\mathrm{2833}}^1$

素因数の和:2882

約数の個数: 48

約数和(自身を含む): 97177860

約数和(自身を除く): 56269340

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 361, 380, 722, 760, 1444, 1805, 2833, 2888, 3610, 5666, 7220, 11332, 14165, 14440, 22664, 28330, 53827, 56660, 107654, 113320, 215308, 269135, 430616, 538270, 1022713, 1076540, 2045426, 2153080, 4090852, 5113565, 8181704, 10227130, 20454260, 40908520]

約数ペア:

[(1, 40908520), (2, 20454260), (4, 10227130), (5, 8181704), (8, 5113565), (10, 4090852), (19, 2153080), (20, 2045426), (38, 1076540), (40, 1022713), (76, 538270), (95, 430616), (152, 269135), (190, 215308), (361, 113320), (380, 107654), (722, 56660), (760, 53827), (1444, 28330), (1805, 22664), (2833, 14440), (2888, 14165), (3610, 11332), (5666, 7220)]