26387380

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{503}}^1$

素因数の和:616

約数の個数: 48

約数和(自身を含む): 57746304

約数和(自身を除く): 31358924

約数列:

[1, 2, 4, 5, 10, 20, 43, 61, 86, 122, 172, 215, 244, 305, 430, 503, 610, 860, 1006, 1220, 2012, 2515, 2623, 5030, 5246, 10060, 10492, 13115, 21629, 26230, 30683, 43258, 52460, 61366, 86516, 108145, 122732, 153415, 216290, 306830, 432580, 613660, 1319369, 2638738, 5277476, 6596845, 13193690, 26387380]

約数ペア:

[(1, 26387380), (2, 13193690), (4, 6596845), (5, 5277476), (10, 2638738), (20, 1319369), (43, 613660), (61, 432580), (86, 306830), (122, 216290), (172, 153415), (215, 122732), (244, 108145), (305, 86516), (430, 61366), (503, 52460), (610, 43258), (860, 30683), (1006, 26230), (1220, 21629), (2012, 13115), (2515, 10492), (2623, 10060), (5030, 5246)]