4937480

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1$

素因数の和:218

約数の個数: 64

約数和(自身を含む): 12072240

約数和(自身を除く): 7134760

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 53, 68, 85, 106, 136, 137, 170, 212, 265, 274, 340, 424, 530, 548, 680, 685, 901, 1060, 1096, 1370, 1802, 2120, 2329, 2740, 3604, 4505, 4658, 5480, 7208, 7261, 9010, 9316, 11645, 14522, 18020, 18632, 23290, 29044, 36040, 36305, 46580, 58088, 72610, 93160, 123437, 145220, 246874, 290440, 493748, 617185, 987496, 1234370, 2468740, 4937480]

約数ペア:

[(1, 4937480), (2, 2468740), (4, 1234370), (5, 987496), (8, 617185), (10, 493748), (17, 290440), (20, 246874), (34, 145220), (40, 123437), (53, 93160), (68, 72610), (85, 58088), (106, 46580), (136, 36305), (137, 36040), (170, 29044), (212, 23290), (265, 18632), (274, 18020), (340, 14522), (424, 11645), (530, 9316), (548, 9010), (680, 7261), (685, 7208), (901, 5480), (1060, 4658), (1096, 4505), (1370, 3604), (1802, 2740), (2120, 2329)]