4140115

素因数分解:

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

素因数の和:211

約数の個数: 32

約数和(自身を含む): 6128640

約数和(自身を除く): 1988525

約数列:

[1, 5, 7, 23, 35, 37, 115, 139, 161, 185, 259, 695, 805, 851, 973, 1295, 3197, 4255, 4865, 5143, 5957, 15985, 22379, 25715, 29785, 36001, 111895, 118289, 180005, 591445, 828023, 4140115]

約数ペア:

[(1, 4140115), (5, 828023), (7, 591445), (23, 180005), (35, 118289), (37, 111895), (115, 36001), (139, 29785), (161, 25715), (185, 22379), (259, 15985), (695, 5957), (805, 5143), (851, 4865), (973, 4255), (1295, 3197)]