201510820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{62581}}^1$

素因数の和:62620

約数の個数: 48

約数和(自身を含む): 504661248

約数和(自身を除く): 303150428

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 62581, 125162, 250324, 312905, 438067, 625810, 876134, 1251620, 1439363, 1752268, 2190335, 2878726, 4380670, 5757452, 7196815, 8761340, 10075541, 14393630, 20151082, 28787260, 40302164, 50377705, 100755410, 201510820]

約数ペア:

[(1, 201510820), (2, 100755410), (4, 50377705), (5, 40302164), (7, 28787260), (10, 20151082), (14, 14393630), (20, 10075541), (23, 8761340), (28, 7196815), (35, 5757452), (46, 4380670), (70, 2878726), (92, 2190335), (115, 1752268), (140, 1439363), (161, 1251620), (230, 876134), (322, 625810), (460, 438067), (644, 312905), (805, 250324), (1610, 125162), (3220, 62581)]