11479990

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:157

約数の個数: 64

約数和(自身を含む): 23639040

約数和(自身を除く): 12159050

約数列:

[1, 2, 5, 10, 19, 23, 37, 38, 46, 71, 74, 95, 115, 142, 185, 190, 230, 355, 370, 437, 703, 710, 851, 874, 1349, 1406, 1633, 1702, 2185, 2627, 2698, 3266, 3515, 4255, 4370, 5254, 6745, 7030, 8165, 8510, 13135, 13490, 16169, 16330, 26270, 31027, 32338, 49913, 60421, 62054, 80845, 99826, 120842, 155135, 161690, 249565, 302105, 310270, 499130, 604210, 1147999, 2295998, 5739995, 11479990]

約数ペア:

[(1, 11479990), (2, 5739995), (5, 2295998), (10, 1147999), (19, 604210), (23, 499130), (37, 310270), (38, 302105), (46, 249565), (71, 161690), (74, 155135), (95, 120842), (115, 99826), (142, 80845), (185, 62054), (190, 60421), (230, 49913), (355, 32338), (370, 31027), (437, 26270), (703, 16330), (710, 16169), (851, 13490), (874, 13135), (1349, 8510), (1406, 8165), (1633, 7030), (1702, 6745), (2185, 5254), (2627, 4370), (2698, 4255), (3266, 3515)]