5520340

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{131}}^1$

素因数の和:197

約数の個数: 72

約数和(自身を含む): 13904352

約数和(自身を除く): 8384012

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 49, 70, 86, 98, 131, 140, 172, 196, 215, 245, 262, 301, 430, 490, 524, 602, 655, 860, 917, 980, 1204, 1310, 1505, 1834, 2107, 2620, 3010, 3668, 4214, 4585, 5633, 6020, 6419, 8428, 9170, 10535, 11266, 12838, 18340, 21070, 22532, 25676, 28165, 32095, 39431, 42140, 56330, 64190, 78862, 112660, 128380, 157724, 197155, 276017, 394310, 552034, 788620, 1104068, 1380085, 2760170, 5520340]

約数ペア:

[(1, 5520340), (2, 2760170), (4, 1380085), (5, 1104068), (7, 788620), (10, 552034), (14, 394310), (20, 276017), (28, 197155), (35, 157724), (43, 128380), (49, 112660), (70, 78862), (86, 64190), (98, 56330), (131, 42140), (140, 39431), (172, 32095), (196, 28165), (215, 25676), (245, 22532), (262, 21070), (301, 18340), (430, 12838), (490, 11266), (524, 10535), (602, 9170), (655, 8428), (860, 6419), (917, 6020), (980, 5633), (1204, 4585), (1310, 4214), (1505, 3668), (1834, 3010), (2107, 2620)]