19464240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{81101}}^1$

素因数の和:81117

約数の個数: 40

約数和(自身を含む): 60339888

約数和(自身を除く): 40875648

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 81101, 162202, 243303, 324404, 405505, 486606, 648808, 811010, 973212, 1216515, 1297616, 1622020, 1946424, 2433030, 3244040, 3892848, 4866060, 6488080, 9732120, 19464240]

約数ペア:

[(1, 19464240), (2, 9732120), (3, 6488080), (4, 4866060), (5, 3892848), (6, 3244040), (8, 2433030), (10, 1946424), (12, 1622020), (15, 1297616), (16, 1216515), (20, 973212), (24, 811010), (30, 648808), (40, 486606), (48, 405505), (60, 324404), (80, 243303), (120, 162202), (240, 81101)]