28203990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{25409}}^1$

素因数の和:25456

約数の個数: 32

約数和(自身を含む): 69521760

約数和(自身を除く): 41317770

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 37, 74, 111, 185, 222, 370, 555, 1110, 25409, 50818, 76227, 127045, 152454, 254090, 381135, 762270, 940133, 1880266, 2820399, 4700665, 5640798, 9401330, 14101995, 28203990]

約数ペア:

[(1, 28203990), (2, 14101995), (3, 9401330), (5, 5640798), (6, 4700665), (10, 2820399), (15, 1880266), (30, 940133), (37, 762270), (74, 381135), (111, 254090), (185, 152454), (222, 127045), (370, 76227), (555, 50818), (1110, 25409)]