519886340

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{317}}^1\times {\mathrm{1907}}^1$

素因数の和:2276

約数の個数: 48

約数和(自身を含む): 1121262912

約数和(自身を除く): 601376572

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 317, 430, 634, 860, 1268, 1585, 1907, 3170, 3814, 6340, 7628, 9535, 13631, 19070, 27262, 38140, 54524, 68155, 82001, 136310, 164002, 272620, 328004, 410005, 604519, 820010, 1209038, 1640020, 2418076, 3022595, 6045190, 12090380, 25994317, 51988634, 103977268, 129971585, 259943170, 519886340]

約数ペア:

[(1, 519886340), (2, 259943170), (4, 129971585), (5, 103977268), (10, 51988634), (20, 25994317), (43, 12090380), (86, 6045190), (172, 3022595), (215, 2418076), (317, 1640020), (430, 1209038), (634, 820010), (860, 604519), (1268, 410005), (1585, 328004), (1907, 272620), (3170, 164002), (3814, 136310), (6340, 82001), (7628, 68155), (9535, 54524), (13631, 38140), (19070, 27262)]