229540640

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{204947}}^1$

素因数の和:204969

約数の個数: 48

約数和(自身を含む): 619762752

約数和(自身を除く): 390222112

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 204947, 409894, 819788, 1024735, 1434629, 1639576, 2049470, 2869258, 3279152, 4098940, 5738516, 6558304, 7173145, 8197880, 11477032, 14346290, 16395760, 22954064, 28692580, 32791520, 45908128, 57385160, 114770320, 229540640]

約数ペア:

[(1, 229540640), (2, 114770320), (4, 57385160), (5, 45908128), (7, 32791520), (8, 28692580), (10, 22954064), (14, 16395760), (16, 14346290), (20, 11477032), (28, 8197880), (32, 7173145), (35, 6558304), (40, 5738516), (56, 4098940), (70, 3279152), (80, 2869258), (112, 2049470), (140, 1639576), (160, 1434629), (224, 1024735), (280, 819788), (560, 409894), (1120, 204947)]