40081640

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2293}}^1$

素因数の和:2346

約数の個数: 64

約数和(自身を含む): 99100800

約数和(自身を除く): 59019160

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 23, 38, 40, 46, 76, 92, 95, 115, 152, 184, 190, 230, 380, 437, 460, 760, 874, 920, 1748, 2185, 2293, 3496, 4370, 4586, 8740, 9172, 11465, 17480, 18344, 22930, 43567, 45860, 52739, 87134, 91720, 105478, 174268, 210956, 217835, 263695, 348536, 421912, 435670, 527390, 871340, 1002041, 1054780, 1742680, 2004082, 2109560, 4008164, 5010205, 8016328, 10020410, 20040820, 40081640]

約数ペア:

[(1, 40081640), (2, 20040820), (4, 10020410), (5, 8016328), (8, 5010205), (10, 4008164), (19, 2109560), (20, 2004082), (23, 1742680), (38, 1054780), (40, 1002041), (46, 871340), (76, 527390), (92, 435670), (95, 421912), (115, 348536), (152, 263695), (184, 217835), (190, 210956), (230, 174268), (380, 105478), (437, 91720), (460, 87134), (760, 52739), (874, 45860), (920, 43567), (1748, 22930), (2185, 18344), (2293, 17480), (3496, 11465), (4370, 9172), (4586, 8740)]