1288430

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1$

素因数の和:101

約数の個数: 64

約数和(自身を含む): 2939328

約数和(自身を除く): 1650898

約数列:

[1, 2, 5, 10, 11, 13, 17, 22, 26, 34, 53, 55, 65, 85, 106, 110, 130, 143, 170, 187, 221, 265, 286, 374, 442, 530, 583, 689, 715, 901, 935, 1105, 1166, 1378, 1430, 1802, 1870, 2210, 2431, 2915, 3445, 4505, 4862, 5830, 6890, 7579, 9010, 9911, 11713, 12155, 15158, 19822, 23426, 24310, 37895, 49555, 58565, 75790, 99110, 117130, 128843, 257686, 644215, 1288430]

約数ペア:

[(1, 1288430), (2, 644215), (5, 257686), (10, 128843), (11, 117130), (13, 99110), (17, 75790), (22, 58565), (26, 49555), (34, 37895), (53, 24310), (55, 23426), (65, 19822), (85, 15158), (106, 12155), (110, 11713), (130, 9911), (143, 9010), (170, 7579), (187, 6890), (221, 5830), (265, 4862), (286, 4505), (374, 3445), (442, 2915), (530, 2431), (583, 2210), (689, 1870), (715, 1802), (901, 1430), (935, 1378), (1105, 1166)]