38070040

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{887}}^1$

素因数の和:964

約数の個数: 64

約数和(自身を含む): 91108800

約数和(自身を除く): 53038760

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 37, 40, 58, 74, 116, 145, 148, 185, 232, 290, 296, 370, 580, 740, 887, 1073, 1160, 1480, 1774, 2146, 3548, 4292, 4435, 5365, 7096, 8584, 8870, 10730, 17740, 21460, 25723, 32819, 35480, 42920, 51446, 65638, 102892, 128615, 131276, 164095, 205784, 257230, 262552, 328190, 514460, 656380, 951751, 1028920, 1312760, 1903502, 3807004, 4758755, 7614008, 9517510, 19035020, 38070040]

約数ペア:

[(1, 38070040), (2, 19035020), (4, 9517510), (5, 7614008), (8, 4758755), (10, 3807004), (20, 1903502), (29, 1312760), (37, 1028920), (40, 951751), (58, 656380), (74, 514460), (116, 328190), (145, 262552), (148, 257230), (185, 205784), (232, 164095), (290, 131276), (296, 128615), (370, 102892), (580, 65638), (740, 51446), (887, 42920), (1073, 35480), (1160, 32819), (1480, 25723), (1774, 21460), (2146, 17740), (3548, 10730), (4292, 8870), (4435, 8584), (5365, 7096)]