22177740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{28433}}^1$

素因数の和:28458

約数の個数: 48

約数和(自身を含む): 66876768

約数和(自身を除く): 44699028

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 28433, 56866, 85299, 113732, 142165, 170598, 284330, 341196, 369629, 426495, 568660, 739258, 852990, 1108887, 1478516, 1705980, 1848145, 2217774, 3696290, 4435548, 5544435, 7392580, 11088870, 22177740]

約数ペア:

[(1, 22177740), (2, 11088870), (3, 7392580), (4, 5544435), (5, 4435548), (6, 3696290), (10, 2217774), (12, 1848145), (13, 1705980), (15, 1478516), (20, 1108887), (26, 852990), (30, 739258), (39, 568660), (52, 426495), (60, 369629), (65, 341196), (78, 284330), (130, 170598), (156, 142165), (195, 113732), (260, 85299), (390, 56866), (780, 28433)]