42544240

素因数分解:

$2^4\times 5^1\times {\mathrm{541}}^1\times {\mathrm{983}}^1$

素因数の和:1537

約数の個数: 40

約数和(自身を含む): 99199008

約数和(自身を除く): 56654768

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 541, 983, 1082, 1966, 2164, 2705, 3932, 4328, 4915, 5410, 7864, 8656, 9830, 10820, 15728, 19660, 21640, 39320, 43280, 78640, 531803, 1063606, 2127212, 2659015, 4254424, 5318030, 8508848, 10636060, 21272120, 42544240]

約数ペア:

[(1, 42544240), (2, 21272120), (4, 10636060), (5, 8508848), (8, 5318030), (10, 4254424), (16, 2659015), (20, 2127212), (40, 1063606), (80, 531803), (541, 78640), (983, 43280), (1082, 39320), (1966, 21640), (2164, 19660), (2705, 15728), (3932, 10820), (4328, 9830), (4915, 8656), (5410, 7864)]