20105459090

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{3023}}^1\times {\mathrm{10903}}^1$

素因数の和:13994

約数の個数: 32

約数和(自身を含む): 36798644736

約数和(自身を除く): 16693185646

約数列:

[1, 2, 5, 10, 61, 122, 305, 610, 3023, 6046, 10903, 15115, 21806, 30230, 54515, 109030, 184403, 368806, 665083, 922015, 1330166, 1844030, 3325415, 6650830, 32959769, 65919538, 164798845, 329597690, 2010545909, 4021091818, 10052729545, 20105459090]

約数ペア:

[(1, 20105459090), (2, 10052729545), (5, 4021091818), (10, 2010545909), (61, 329597690), (122, 164798845), (305, 65919538), (610, 32959769), (3023, 6650830), (6046, 3325415), (10903, 1844030), (15115, 1330166), (21806, 922015), (30230, 665083), (54515, 368806), (109030, 184403)]