27875980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{11519}}^1$

素因数の和:11550

約数の個数: 36

約数和(自身を含む): 64350720

約数和(自身を除く): 36474740

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 11519, 23038, 46076, 57595, 115190, 126709, 230380, 253418, 506836, 633545, 1267090, 1393799, 2534180, 2787598, 5575196, 6968995, 13937990, 27875980]

約数ペア:

[(1, 27875980), (2, 13937990), (4, 6968995), (5, 5575196), (10, 2787598), (11, 2534180), (20, 1393799), (22, 1267090), (44, 633545), (55, 506836), (110, 253418), (121, 230380), (220, 126709), (242, 115190), (484, 57595), (605, 46076), (1210, 23038), (2420, 11519)]