1954493240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{95621}}^1$

素因数の和:95712

約数の個数: 64

約数和(自身を含む): 5094740160

約数和(自身を除く): 3140246920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 73, 140, 146, 280, 292, 365, 511, 584, 730, 1022, 1460, 2044, 2555, 2920, 4088, 5110, 10220, 20440, 95621, 191242, 382484, 478105, 669347, 764968, 956210, 1338694, 1912420, 2677388, 3346735, 3824840, 5354776, 6693470, 6980333, 13386940, 13960666, 26773880, 27921332, 34901665, 48862331, 55842664, 69803330, 97724662, 139606660, 195449324, 244311655, 279213320, 390898648, 488623310, 977246620, 1954493240]

約数ペア:

[(1, 1954493240), (2, 977246620), (4, 488623310), (5, 390898648), (7, 279213320), (8, 244311655), (10, 195449324), (14, 139606660), (20, 97724662), (28, 69803330), (35, 55842664), (40, 48862331), (56, 34901665), (70, 27921332), (73, 26773880), (140, 13960666), (146, 13386940), (280, 6980333), (292, 6693470), (365, 5354776), (511, 3824840), (584, 3346735), (730, 2677388), (1022, 1912420), (1460, 1338694), (2044, 956210), (2555, 764968), (2920, 669347), (4088, 478105), (5110, 382484), (10220, 191242), (20440, 95621)]