16841917840

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{269}}^1\times {\mathrm{71147}}^1$

素因数の和:71440

約数の個数: 80

約数和(自身を含む): 42876630720

約数和(自身を除く): 26034712880

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 269, 440, 538, 880, 1076, 1345, 2152, 2690, 2959, 4304, 5380, 5918, 10760, 11836, 14795, 21520, 23672, 29590, 47344, 59180, 71147, 118360, 142294, 236720, 284588, 355735, 569176, 711470, 782617, 1138352, 1422940, 1565234, 2845880, 3130468, 3913085, 5691760, 6260936, 7826170, 12521872, 15652340, 19138543, 31304680, 38277086, 62609360, 76554172, 95692715, 153108344, 191385430, 210523973, 306216688, 382770860, 421047946, 765541720, 842095892, 1052619865, 1531083440, 1684191784, 2105239730, 3368383568, 4210479460, 8420958920, 16841917840]

約数ペア:

[(1, 16841917840), (2, 8420958920), (4, 4210479460), (5, 3368383568), (8, 2105239730), (10, 1684191784), (11, 1531083440), (16, 1052619865), (20, 842095892), (22, 765541720), (40, 421047946), (44, 382770860), (55, 306216688), (80, 210523973), (88, 191385430), (110, 153108344), (176, 95692715), (220, 76554172), (269, 62609360), (440, 38277086), (538, 31304680), (880, 19138543), (1076, 15652340), (1345, 12521872), (2152, 7826170), (2690, 6260936), (2959, 5691760), (4304, 3913085), (5380, 3130468), (5918, 2845880), (10760, 1565234), (11836, 1422940), (14795, 1138352), (21520, 782617), (23672, 711470), (29590, 569176), (47344, 355735), (59180, 284588), (71147, 236720), (118360, 142294)]