40417664

素因数分解:

$2^7\times 7^1\times {\mathrm{79}}^1\times {\mathrm{571}}^1$

素因数の和:671

約数の個数: 64

約数和(自身を含む): 93350400

約数和(自身を除く): 52932736

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 79, 112, 128, 158, 224, 316, 448, 553, 571, 632, 896, 1106, 1142, 1264, 2212, 2284, 2528, 3997, 4424, 4568, 5056, 7994, 8848, 9136, 10112, 15988, 17696, 18272, 31976, 35392, 36544, 45109, 63952, 70784, 73088, 90218, 127904, 180436, 255808, 315763, 360872, 511616, 631526, 721744, 1263052, 1443488, 2526104, 2886976, 5052208, 5773952, 10104416, 20208832, 40417664]

約数ペア:

[(1, 40417664), (2, 20208832), (4, 10104416), (7, 5773952), (8, 5052208), (14, 2886976), (16, 2526104), (28, 1443488), (32, 1263052), (56, 721744), (64, 631526), (79, 511616), (112, 360872), (128, 315763), (158, 255808), (224, 180436), (316, 127904), (448, 90218), (553, 73088), (571, 70784), (632, 63952), (896, 45109), (1106, 36544), (1142, 35392), (1264, 31976), (2212, 18272), (2284, 17696), (2528, 15988), (3997, 10112), (4424, 9136), (4568, 8848), (5056, 7994)]