12161440

素因数分解:

$2^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{2621}}^1$

素因数の和:2665

約数の個数: 48

約数和(自身を含む): 29733480

約数和(自身を除く): 17572040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 80, 116, 145, 160, 232, 290, 464, 580, 928, 1160, 2320, 2621, 4640, 5242, 10484, 13105, 20968, 26210, 41936, 52420, 76009, 83872, 104840, 152018, 209680, 304036, 380045, 419360, 608072, 760090, 1216144, 1520180, 2432288, 3040360, 6080720, 12161440]

約数ペア:

[(1, 12161440), (2, 6080720), (4, 3040360), (5, 2432288), (8, 1520180), (10, 1216144), (16, 760090), (20, 608072), (29, 419360), (32, 380045), (40, 304036), (58, 209680), (80, 152018), (116, 104840), (145, 83872), (160, 76009), (232, 52420), (290, 41936), (464, 26210), (580, 20968), (928, 13105), (1160, 10484), (2320, 5242), (2621, 4640)]