39739840

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{157}}^1$

素因数の和:294

約数の個数: 112

約数和(自身を含む): 109801152

約数和(自身を除く): 70061312

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 113, 140, 157, 160, 224, 226, 280, 314, 320, 448, 452, 560, 565, 628, 785, 791, 904, 1099, 1120, 1130, 1256, 1570, 1582, 1808, 2198, 2240, 2260, 2512, 3140, 3164, 3616, 3955, 4396, 4520, 5024, 5495, 6280, 6328, 7232, 7910, 8792, 9040, 10048, 10990, 12560, 12656, 15820, 17584, 17741, 18080, 21980, 25120, 25312, 31640, 35168, 35482, 36160, 43960, 50240, 50624, 63280, 70336, 70964, 87920, 88705, 124187, 126560, 141928, 175840, 177410, 248374, 253120, 283856, 351680, 354820, 496748, 567712, 620935, 709640, 993496, 1135424, 1241870, 1419280, 1986992, 2483740, 2838560, 3973984, 4967480, 5677120, 7947968, 9934960, 19869920, 39739840]

約数ペア:

[(1, 39739840), (2, 19869920), (4, 9934960), (5, 7947968), (7, 5677120), (8, 4967480), (10, 3973984), (14, 2838560), (16, 2483740), (20, 1986992), (28, 1419280), (32, 1241870), (35, 1135424), (40, 993496), (56, 709640), (64, 620935), (70, 567712), (80, 496748), (112, 354820), (113, 351680), (140, 283856), (157, 253120), (160, 248374), (224, 177410), (226, 175840), (280, 141928), (314, 126560), (320, 124187), (448, 88705), (452, 87920), (560, 70964), (565, 70336), (628, 63280), (785, 50624), (791, 50240), (904, 43960), (1099, 36160), (1120, 35482), (1130, 35168), (1256, 31640), (1570, 25312), (1582, 25120), (1808, 21980), (2198, 18080), (2240, 17741), (2260, 17584), (2512, 15820), (3140, 12656), (3164, 12560), (3616, 10990), (3955, 10048), (4396, 9040), (4520, 8792), (5024, 7910), (5495, 7232), (6280, 6328)]