11159780

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{271}}^1$

素因数の和:380

約数の個数: 48

約数和(自身を含む): 24675840

約数和(自身を除く): 13516060

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 71, 116, 142, 145, 271, 284, 290, 355, 542, 580, 710, 1084, 1355, 1420, 2059, 2710, 4118, 5420, 7859, 8236, 10295, 15718, 19241, 20590, 31436, 38482, 39295, 41180, 76964, 78590, 96205, 157180, 192410, 384820, 557989, 1115978, 2231956, 2789945, 5579890, 11159780]

約数ペア:

[(1, 11159780), (2, 5579890), (4, 2789945), (5, 2231956), (10, 1115978), (20, 557989), (29, 384820), (58, 192410), (71, 157180), (116, 96205), (142, 78590), (145, 76964), (271, 41180), (284, 39295), (290, 38482), (355, 31436), (542, 20590), (580, 19241), (710, 15718), (1084, 10295), (1355, 8236), (1420, 7859), (2059, 5420), (2710, 4118)]