3775720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1$

素因数の和:214

約数の個数: 64

約数和(自身を含む): 9389520

約数和(自身を除く): 5613800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 53, 65, 104, 106, 130, 137, 212, 260, 265, 274, 424, 520, 530, 548, 685, 689, 1060, 1096, 1370, 1378, 1781, 2120, 2740, 2756, 3445, 3562, 5480, 5512, 6890, 7124, 7261, 8905, 13780, 14248, 14522, 17810, 27560, 29044, 35620, 36305, 58088, 71240, 72610, 94393, 145220, 188786, 290440, 377572, 471965, 755144, 943930, 1887860, 3775720]

約数ペア:

[(1, 3775720), (2, 1887860), (4, 943930), (5, 755144), (8, 471965), (10, 377572), (13, 290440), (20, 188786), (26, 145220), (40, 94393), (52, 72610), (53, 71240), (65, 58088), (104, 36305), (106, 35620), (130, 29044), (137, 27560), (212, 17810), (260, 14522), (265, 14248), (274, 13780), (424, 8905), (520, 7261), (530, 7124), (548, 6890), (685, 5512), (689, 5480), (1060, 3562), (1096, 3445), (1370, 2756), (1378, 2740), (1781, 2120)]