11399960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1993}}^1$

素因数の和:2028

約数の個数: 64

約数和(自身を含む): 30149280

約数和(自身を除く): 18749320

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 130, 143, 220, 260, 286, 440, 520, 572, 715, 1144, 1430, 1993, 2860, 3986, 5720, 7972, 9965, 15944, 19930, 21923, 25909, 39860, 43846, 51818, 79720, 87692, 103636, 109615, 129545, 175384, 207272, 219230, 259090, 284999, 438460, 518180, 569998, 876920, 1036360, 1139996, 1424995, 2279992, 2849990, 5699980, 11399960]

約数ペア:

[(1, 11399960), (2, 5699980), (4, 2849990), (5, 2279992), (8, 1424995), (10, 1139996), (11, 1036360), (13, 876920), (20, 569998), (22, 518180), (26, 438460), (40, 284999), (44, 259090), (52, 219230), (55, 207272), (65, 175384), (88, 129545), (104, 109615), (110, 103636), (130, 87692), (143, 79720), (220, 51818), (260, 43846), (286, 39860), (440, 25909), (520, 21923), (572, 19930), (715, 15944), (1144, 9965), (1430, 7972), (1993, 5720), (2860, 3986)]