39023920

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{239}}^1$

素因数の和:422

約数の個数: 80

約数和(自身を含む): 98743680

約数和(自身を除く): 59719760

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 157, 208, 239, 260, 314, 478, 520, 628, 785, 956, 1040, 1195, 1256, 1570, 1912, 2041, 2390, 2512, 3107, 3140, 3824, 4082, 4780, 6214, 6280, 8164, 9560, 10205, 12428, 12560, 15535, 16328, 19120, 20410, 24856, 31070, 32656, 37523, 40820, 49712, 62140, 75046, 81640, 124280, 150092, 163280, 187615, 248560, 300184, 375230, 487799, 600368, 750460, 975598, 1500920, 1951196, 2438995, 3001840, 3902392, 4877990, 7804784, 9755980, 19511960, 39023920]

約数ペア:

[(1, 39023920), (2, 19511960), (4, 9755980), (5, 7804784), (8, 4877990), (10, 3902392), (13, 3001840), (16, 2438995), (20, 1951196), (26, 1500920), (40, 975598), (52, 750460), (65, 600368), (80, 487799), (104, 375230), (130, 300184), (157, 248560), (208, 187615), (239, 163280), (260, 150092), (314, 124280), (478, 81640), (520, 75046), (628, 62140), (785, 49712), (956, 40820), (1040, 37523), (1195, 32656), (1256, 31070), (1570, 24856), (1912, 20410), (2041, 19120), (2390, 16328), (2512, 15535), (3107, 12560), (3140, 12428), (3824, 10205), (4082, 9560), (4780, 8164), (6214, 6280)]