40137664

素因数分解:

$2^6\times 7^2\times {\mathrm{12799}}^1$

素因数の和:12825

約数の個数: 42

約数和(自身を含む): 92659200

約数和(自身を除く): 52521536

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 196, 224, 392, 448, 784, 1568, 3136, 12799, 25598, 51196, 89593, 102392, 179186, 204784, 358372, 409568, 627151, 716744, 819136, 1254302, 1433488, 2508604, 2866976, 5017208, 5733952, 10034416, 20068832, 40137664]

約数ペア:

[(1, 40137664), (2, 20068832), (4, 10034416), (7, 5733952), (8, 5017208), (14, 2866976), (16, 2508604), (28, 1433488), (32, 1254302), (49, 819136), (56, 716744), (64, 627151), (98, 409568), (112, 358372), (196, 204784), (224, 179186), (392, 102392), (448, 89593), (784, 51196), (1568, 25598), (3136, 12799)]