739760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{1321}}^1$

素因数の和:1341

約数の個数: 40

約数和(自身を含む): 1967136

約数和(自身を除く): 1227376

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 1321, 2642, 5284, 6605, 9247, 10568, 13210, 18494, 21136, 26420, 36988, 46235, 52840, 73976, 92470, 105680, 147952, 184940, 369880, 739760]

約数ペア:

[(1, 739760), (2, 369880), (4, 184940), (5, 147952), (7, 105680), (8, 92470), (10, 73976), (14, 52840), (16, 46235), (20, 36988), (28, 26420), (35, 21136), (40, 18494), (56, 13210), (70, 10568), (80, 9247), (112, 6605), (140, 5284), (280, 2642), (560, 1321)]