40419904

素因数分解:

$2^6\times 7^2\times {\mathrm{12889}}^1$

素因数の和:12915

約数の個数: 42

約数和(自身を含む): 93310710

約数和(自身を除く): 52890806

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 196, 224, 392, 448, 784, 1568, 3136, 12889, 25778, 51556, 90223, 103112, 180446, 206224, 360892, 412448, 631561, 721784, 824896, 1263122, 1443568, 2526244, 2887136, 5052488, 5774272, 10104976, 20209952, 40419904]

約数ペア:

[(1, 40419904), (2, 20209952), (4, 10104976), (7, 5774272), (8, 5052488), (14, 2887136), (16, 2526244), (28, 1443568), (32, 1263122), (49, 824896), (56, 721784), (64, 631561), (98, 412448), (112, 360892), (196, 206224), (224, 180446), (392, 103112), (448, 90223), (784, 51556), (1568, 25778), (3136, 12889)]