14718920

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{181}}^1$

素因数の和:318

約数の個数: 64

約数和(自身を含む): 35380800

約数和(自身を除く): 20661880

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 107, 152, 181, 190, 214, 362, 380, 428, 535, 724, 760, 856, 905, 1070, 1448, 1810, 2033, 2140, 3439, 3620, 4066, 4280, 6878, 7240, 8132, 10165, 13756, 16264, 17195, 19367, 20330, 27512, 34390, 38734, 40660, 68780, 77468, 81320, 96835, 137560, 154936, 193670, 367973, 387340, 735946, 774680, 1471892, 1839865, 2943784, 3679730, 7359460, 14718920]

約数ペア:

[(1, 14718920), (2, 7359460), (4, 3679730), (5, 2943784), (8, 1839865), (10, 1471892), (19, 774680), (20, 735946), (38, 387340), (40, 367973), (76, 193670), (95, 154936), (107, 137560), (152, 96835), (181, 81320), (190, 77468), (214, 68780), (362, 40660), (380, 38734), (428, 34390), (535, 27512), (724, 20330), (760, 19367), (856, 17195), (905, 16264), (1070, 13756), (1448, 10165), (1810, 8132), (2033, 7240), (2140, 6878), (3439, 4280), (3620, 4066)]