4202480

素因数分解:

$2^4\times 5^1\times {\mathrm{131}}^1\times {\mathrm{401}}^1$

素因数の和:545

約数の個数: 40

約数和(自身を含む): 9869904

約数和(自身を除く): 5667424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 131, 262, 401, 524, 655, 802, 1048, 1310, 1604, 2005, 2096, 2620, 3208, 4010, 5240, 6416, 8020, 10480, 16040, 32080, 52531, 105062, 210124, 262655, 420248, 525310, 840496, 1050620, 2101240, 4202480]

約数ペア:

[(1, 4202480), (2, 2101240), (4, 1050620), (5, 840496), (8, 525310), (10, 420248), (16, 262655), (20, 210124), (40, 105062), (80, 52531), (131, 32080), (262, 16040), (401, 10480), (524, 8020), (655, 6416), (802, 5240), (1048, 4010), (1310, 3208), (1604, 2620), (2005, 2096)]