12902320

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{179}}^1$

素因数の和:262

約数の個数: 80

約数和(自身を含む): 32542560

約数和(自身を除く): 19640240

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 53, 68, 80, 85, 106, 136, 170, 179, 212, 265, 272, 340, 358, 424, 530, 680, 716, 848, 895, 901, 1060, 1360, 1432, 1790, 1802, 2120, 2864, 3043, 3580, 3604, 4240, 4505, 6086, 7160, 7208, 9010, 9487, 12172, 14320, 14416, 15215, 18020, 18974, 24344, 30430, 36040, 37948, 47435, 48688, 60860, 72080, 75896, 94870, 121720, 151792, 161279, 189740, 243440, 322558, 379480, 645116, 758960, 806395, 1290232, 1612790, 2580464, 3225580, 6451160, 12902320]

約数ペア:

[(1, 12902320), (2, 6451160), (4, 3225580), (5, 2580464), (8, 1612790), (10, 1290232), (16, 806395), (17, 758960), (20, 645116), (34, 379480), (40, 322558), (53, 243440), (68, 189740), (80, 161279), (85, 151792), (106, 121720), (136, 94870), (170, 75896), (179, 72080), (212, 60860), (265, 48688), (272, 47435), (340, 37948), (358, 36040), (424, 30430), (530, 24344), (680, 18974), (716, 18020), (848, 15215), (895, 14416), (901, 14320), (1060, 12172), (1360, 9487), (1432, 9010), (1790, 7208), (1802, 7160), (2120, 6086), (2864, 4505), (3043, 4240), (3580, 3604)]