39983944

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{4993}}^1$

素因数の和:5030

約数の個数: 64

約数和(自身を含む): 100679040

約数和(自身を除く): 60695096

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 22, 26, 28, 44, 52, 56, 77, 88, 91, 104, 143, 154, 182, 286, 308, 364, 572, 616, 728, 1001, 1144, 2002, 4004, 4993, 8008, 9986, 19972, 34951, 39944, 54923, 64909, 69902, 109846, 129818, 139804, 219692, 259636, 279608, 384461, 439384, 454363, 519272, 713999, 768922, 908726, 1427998, 1537844, 1817452, 2855996, 3075688, 3634904, 4997993, 5711992, 9995986, 19991972, 39983944]

約数ペア:

[(1, 39983944), (2, 19991972), (4, 9995986), (7, 5711992), (8, 4997993), (11, 3634904), (13, 3075688), (14, 2855996), (22, 1817452), (26, 1537844), (28, 1427998), (44, 908726), (52, 768922), (56, 713999), (77, 519272), (88, 454363), (91, 439384), (104, 384461), (143, 279608), (154, 259636), (182, 219692), (286, 139804), (308, 129818), (364, 109846), (572, 69902), (616, 64909), (728, 54923), (1001, 39944), (1144, 34951), (2002, 19972), (4004, 9986), (4993, 8008)]