11159380

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{439}}^1$

素因数の和:520

約数の個数: 48

約数和(自身を含む): 24837120

約数和(自身を除く): 13677740

約数列:

[1, 2, 4, 5, 10, 20, 31, 41, 62, 82, 124, 155, 164, 205, 310, 410, 439, 620, 820, 878, 1271, 1756, 2195, 2542, 4390, 5084, 6355, 8780, 12710, 13609, 17999, 25420, 27218, 35998, 54436, 68045, 71996, 89995, 136090, 179990, 272180, 359980, 557969, 1115938, 2231876, 2789845, 5579690, 11159380]

約数ペア:

[(1, 11159380), (2, 5579690), (4, 2789845), (5, 2231876), (10, 1115938), (20, 557969), (31, 359980), (41, 272180), (62, 179990), (82, 136090), (124, 89995), (155, 71996), (164, 68045), (205, 54436), (310, 35998), (410, 27218), (439, 25420), (620, 17999), (820, 13609), (878, 12710), (1271, 8780), (1756, 6355), (2195, 5084), (2542, 4390)]