13478960

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{53}}^1$

素因数の和:111

約数の個数: 120

約数和(自身を含む): 37002096

約数和(自身を除く): 23523136

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 34, 40, 44, 53, 55, 68, 80, 85, 88, 106, 110, 136, 170, 176, 187, 212, 220, 265, 272, 289, 340, 374, 424, 440, 530, 578, 583, 680, 748, 848, 880, 901, 935, 1060, 1156, 1166, 1360, 1445, 1496, 1802, 1870, 2120, 2312, 2332, 2890, 2915, 2992, 3179, 3604, 3740, 4240, 4505, 4624, 4664, 5780, 5830, 6358, 7208, 7480, 9010, 9328, 9911, 11560, 11660, 12716, 14416, 14960, 15317, 15895, 18020, 19822, 23120, 23320, 25432, 30634, 31790, 36040, 39644, 46640, 49555, 50864, 61268, 63580, 72080, 76585, 79288, 99110, 122536, 127160, 153170, 158576, 168487, 198220, 245072, 254320, 306340, 336974, 396440, 612680, 673948, 792880, 842435, 1225360, 1347896, 1684870, 2695792, 3369740, 6739480, 13478960]

約数ペア:

[(1, 13478960), (2, 6739480), (4, 3369740), (5, 2695792), (8, 1684870), (10, 1347896), (11, 1225360), (16, 842435), (17, 792880), (20, 673948), (22, 612680), (34, 396440), (40, 336974), (44, 306340), (53, 254320), (55, 245072), (68, 198220), (80, 168487), (85, 158576), (88, 153170), (106, 127160), (110, 122536), (136, 99110), (170, 79288), (176, 76585), (187, 72080), (212, 63580), (220, 61268), (265, 50864), (272, 49555), (289, 46640), (340, 39644), (374, 36040), (424, 31790), (440, 30634), (530, 25432), (578, 23320), (583, 23120), (680, 19822), (748, 18020), (848, 15895), (880, 15317), (901, 14960), (935, 14416), (1060, 12716), (1156, 11660), (1166, 11560), (1360, 9911), (1445, 9328), (1496, 9010), (1802, 7480), (1870, 7208), (2120, 6358), (2312, 5830), (2332, 5780), (2890, 4664), (2915, 4624), (2992, 4505), (3179, 4240), (3604, 3740)]