20185363920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{5471}}^1\times {\mathrm{15373}}^1$

素因数の和:20860

約数の個数: 80

約数和(自身を含む): 62590136832

約数和(自身を除く): 42404772912

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 5471, 10942, 15373, 16413, 21884, 27355, 30746, 32826, 43768, 46119, 54710, 61492, 65652, 76865, 82065, 87536, 92238, 109420, 122984, 131304, 153730, 164130, 184476, 218840, 230595, 245968, 262608, 307460, 328260, 368952, 437680, 461190, 614920, 656520, 737904, 922380, 1229840, 1313040, 1844760, 3689520, 84105683, 168211366, 252317049, 336422732, 420528415, 504634098, 672845464, 841056830, 1009268196, 1261585245, 1345690928, 1682113660, 2018536392, 2523170490, 3364227320, 4037072784, 5046340980, 6728454640, 10092681960, 20185363920]

約数ペア:

[(1, 20185363920), (2, 10092681960), (3, 6728454640), (4, 5046340980), (5, 4037072784), (6, 3364227320), (8, 2523170490), (10, 2018536392), (12, 1682113660), (15, 1345690928), (16, 1261585245), (20, 1009268196), (24, 841056830), (30, 672845464), (40, 504634098), (48, 420528415), (60, 336422732), (80, 252317049), (120, 168211366), (240, 84105683), (5471, 3689520), (10942, 1844760), (15373, 1313040), (16413, 1229840), (21884, 922380), (27355, 737904), (30746, 656520), (32826, 614920), (43768, 461190), (46119, 437680), (54710, 368952), (61492, 328260), (65652, 307460), (76865, 262608), (82065, 245968), (87536, 230595), (92238, 218840), (109420, 184476), (122984, 164130), (131304, 153730)]