19823650

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{271}}^1$

素因数の和:320

約数の個数: 96

約数和(自身を含む): 48568320

約数和(自身を除く): 28744670

約数列:

[1, 2, 5, 7, 10, 11, 14, 19, 22, 25, 35, 38, 50, 55, 70, 77, 95, 110, 133, 154, 175, 190, 209, 266, 271, 275, 350, 385, 418, 475, 542, 550, 665, 770, 950, 1045, 1330, 1355, 1463, 1897, 1925, 2090, 2710, 2926, 2981, 3325, 3794, 3850, 5149, 5225, 5962, 6650, 6775, 7315, 9485, 10298, 10450, 13550, 14630, 14905, 18970, 20867, 25745, 29810, 36043, 36575, 41734, 47425, 51490, 56639, 72086, 73150, 74525, 94850, 104335, 113278, 128725, 149050, 180215, 208670, 257450, 283195, 360430, 396473, 521675, 566390, 792946, 901075, 1043350, 1415975, 1802150, 1982365, 2831950, 3964730, 9911825, 19823650]

約数ペア:

[(1, 19823650), (2, 9911825), (5, 3964730), (7, 2831950), (10, 1982365), (11, 1802150), (14, 1415975), (19, 1043350), (22, 901075), (25, 792946), (35, 566390), (38, 521675), (50, 396473), (55, 360430), (70, 283195), (77, 257450), (95, 208670), (110, 180215), (133, 149050), (154, 128725), (175, 113278), (190, 104335), (209, 94850), (266, 74525), (271, 73150), (275, 72086), (350, 56639), (385, 51490), (418, 47425), (475, 41734), (542, 36575), (550, 36043), (665, 29810), (770, 25745), (950, 20867), (1045, 18970), (1330, 14905), (1355, 14630), (1463, 13550), (1897, 10450), (1925, 10298), (2090, 9485), (2710, 7315), (2926, 6775), (2981, 6650), (3325, 5962), (3794, 5225), (3850, 5149)]