38804120

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{167}}^1$

素因数の和:372

約数の個数: 64

約数和(自身を含む): 90780480

約数和(自身を除く): 51976360

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 157, 167, 185, 296, 314, 334, 370, 628, 668, 740, 785, 835, 1256, 1336, 1480, 1570, 1670, 3140, 3340, 5809, 6179, 6280, 6680, 11618, 12358, 23236, 24716, 26219, 29045, 30895, 46472, 49432, 52438, 58090, 61790, 104876, 116180, 123580, 131095, 209752, 232360, 247160, 262190, 524380, 970103, 1048760, 1940206, 3880412, 4850515, 7760824, 9701030, 19402060, 38804120]

約数ペア:

[(1, 38804120), (2, 19402060), (4, 9701030), (5, 7760824), (8, 4850515), (10, 3880412), (20, 1940206), (37, 1048760), (40, 970103), (74, 524380), (148, 262190), (157, 247160), (167, 232360), (185, 209752), (296, 131095), (314, 123580), (334, 116180), (370, 104876), (628, 61790), (668, 58090), (740, 52438), (785, 49432), (835, 46472), (1256, 30895), (1336, 29045), (1480, 26219), (1570, 24716), (1670, 23236), (3140, 12358), (3340, 11618), (5809, 6680), (6179, 6280)]