2561510

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:117

約数の個数: 64

約数和(自身を含む): 5778432

約数和(自身を除く): 3216922

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 37, 43, 46, 70, 74, 86, 115, 161, 185, 215, 230, 259, 301, 322, 370, 430, 518, 602, 805, 851, 989, 1295, 1505, 1591, 1610, 1702, 1978, 2590, 3010, 3182, 4255, 4945, 5957, 6923, 7955, 8510, 9890, 11137, 11914, 13846, 15910, 22274, 29785, 34615, 36593, 55685, 59570, 69230, 73186, 111370, 182965, 256151, 365930, 512302, 1280755, 2561510]

約数ペア:

[(1, 2561510), (2, 1280755), (5, 512302), (7, 365930), (10, 256151), (14, 182965), (23, 111370), (35, 73186), (37, 69230), (43, 59570), (46, 55685), (70, 36593), (74, 34615), (86, 29785), (115, 22274), (161, 15910), (185, 13846), (215, 11914), (230, 11137), (259, 9890), (301, 8510), (322, 7955), (370, 6923), (430, 5957), (518, 4945), (602, 4255), (805, 3182), (851, 3010), (989, 2590), (1295, 1978), (1505, 1702), (1591, 1610)]