39105560

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{479}}^1$

素因数の和:660

約数の個数: 64

約数和(自身を含む): 95558400

約数和(自身を除く): 56452840

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 157, 260, 314, 479, 520, 628, 785, 958, 1256, 1570, 1916, 2041, 2395, 3140, 3832, 4082, 4790, 6227, 6280, 8164, 9580, 10205, 12454, 16328, 19160, 20410, 24908, 31135, 40820, 49816, 62270, 75203, 81640, 124540, 150406, 249080, 300812, 376015, 601624, 752030, 977639, 1504060, 1955278, 3008120, 3910556, 4888195, 7821112, 9776390, 19552780, 39105560]

約数ペア:

[(1, 39105560), (2, 19552780), (4, 9776390), (5, 7821112), (8, 4888195), (10, 3910556), (13, 3008120), (20, 1955278), (26, 1504060), (40, 977639), (52, 752030), (65, 601624), (104, 376015), (130, 300812), (157, 249080), (260, 150406), (314, 124540), (479, 81640), (520, 75203), (628, 62270), (785, 49816), (958, 40820), (1256, 31135), (1570, 24908), (1916, 20410), (2041, 19160), (2395, 16328), (3140, 12454), (3832, 10205), (4082, 9580), (4790, 8164), (6227, 6280)]