4112920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{397}}^1$

素因数の和:452

約数の個数: 64

約数和(自身を含む): 10889280

約数和(自身を除く): 6776360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 37, 40, 56, 70, 74, 140, 148, 185, 259, 280, 296, 370, 397, 518, 740, 794, 1036, 1295, 1480, 1588, 1985, 2072, 2590, 2779, 3176, 3970, 5180, 5558, 7940, 10360, 11116, 13895, 14689, 15880, 22232, 27790, 29378, 55580, 58756, 73445, 102823, 111160, 117512, 146890, 205646, 293780, 411292, 514115, 587560, 822584, 1028230, 2056460, 4112920]

約数ペア:

[(1, 4112920), (2, 2056460), (4, 1028230), (5, 822584), (7, 587560), (8, 514115), (10, 411292), (14, 293780), (20, 205646), (28, 146890), (35, 117512), (37, 111160), (40, 102823), (56, 73445), (70, 58756), (74, 55580), (140, 29378), (148, 27790), (185, 22232), (259, 15880), (280, 14689), (296, 13895), (370, 11116), (397, 10360), (518, 7940), (740, 5558), (794, 5180), (1036, 3970), (1295, 3176), (1480, 2779), (1588, 2590), (1985, 2072)]