30185020

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{281}}^1$

素因数の和:462

約数の個数: 48

約数和(自身を含む): 65663136

約数和(自身を除く): 35478116

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 131, 164, 205, 262, 281, 410, 524, 562, 655, 820, 1124, 1310, 1405, 2620, 2810, 5371, 5620, 10742, 11521, 21484, 23042, 26855, 36811, 46084, 53710, 57605, 73622, 107420, 115210, 147244, 184055, 230420, 368110, 736220, 1509251, 3018502, 6037004, 7546255, 15092510, 30185020]

約数ペア:

[(1, 30185020), (2, 15092510), (4, 7546255), (5, 6037004), (10, 3018502), (20, 1509251), (41, 736220), (82, 368110), (131, 230420), (164, 184055), (205, 147244), (262, 115210), (281, 107420), (410, 73622), (524, 57605), (562, 53710), (655, 46084), (820, 36811), (1124, 26855), (1310, 23042), (1405, 21484), (2620, 11521), (2810, 10742), (5371, 5620)]