19034480

素因数分解:

$2^4\times 5^1\times {\mathrm{229}}^1\times {\mathrm{1039}}^1$

素因数の和:1281

約数の個数: 40

約数和(自身を含む): 44491200

約数和(自身を除く): 25456720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 229, 458, 916, 1039, 1145, 1832, 2078, 2290, 3664, 4156, 4580, 5195, 8312, 9160, 10390, 16624, 18320, 20780, 41560, 83120, 237931, 475862, 951724, 1189655, 1903448, 2379310, 3806896, 4758620, 9517240, 19034480]

約数ペア:

[(1, 19034480), (2, 9517240), (4, 4758620), (5, 3806896), (8, 2379310), (10, 1903448), (16, 1189655), (20, 951724), (40, 475862), (80, 237931), (229, 83120), (458, 41560), (916, 20780), (1039, 18320), (1145, 16624), (1832, 10390), (2078, 9160), (2290, 8312), (3664, 5195), (4156, 4580)]