8280230

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1$

素因数の和:213

約数の個数: 64

約数和(自身を含む): 18385920

約数和(自身を除く): 10105690

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 37, 46, 70, 74, 115, 139, 161, 185, 230, 259, 278, 322, 370, 518, 695, 805, 851, 973, 1295, 1390, 1610, 1702, 1946, 2590, 3197, 4255, 4865, 5143, 5957, 6394, 8510, 9730, 10286, 11914, 15985, 22379, 25715, 29785, 31970, 36001, 44758, 51430, 59570, 72002, 111895, 118289, 180005, 223790, 236578, 360010, 591445, 828023, 1182890, 1656046, 4140115, 8280230]

約数ペア:

[(1, 8280230), (2, 4140115), (5, 1656046), (7, 1182890), (10, 828023), (14, 591445), (23, 360010), (35, 236578), (37, 223790), (46, 180005), (70, 118289), (74, 111895), (115, 72002), (139, 59570), (161, 51430), (185, 44758), (230, 36001), (259, 31970), (278, 29785), (322, 25715), (370, 22379), (518, 15985), (695, 11914), (805, 10286), (851, 9730), (973, 8510), (1295, 6394), (1390, 5957), (1610, 5143), (1702, 4865), (1946, 4255), (2590, 3197)]