4213280

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1549}}^1$

素因数の和:1581

約数の個数: 48

約数和(自身を含む): 10546200

約数和(自身を除く): 6332920

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 1549, 2720, 3098, 6196, 7745, 12392, 15490, 24784, 26333, 30980, 49568, 52666, 61960, 105332, 123920, 131665, 210664, 247840, 263330, 421328, 526660, 842656, 1053320, 2106640, 4213280]

約数ペア:

[(1, 4213280), (2, 2106640), (4, 1053320), (5, 842656), (8, 526660), (10, 421328), (16, 263330), (17, 247840), (20, 210664), (32, 131665), (34, 123920), (40, 105332), (68, 61960), (80, 52666), (85, 49568), (136, 30980), (160, 26333), (170, 24784), (272, 15490), (340, 12392), (544, 7745), (680, 6196), (1360, 3098), (1549, 2720)]