804865460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{302581}}^1$

素因数の和:302616

約数の個数: 48

約数和(自身を含む): 2033351040

約数和(自身を除く): 1228485580

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 302581, 605162, 1210324, 1512905, 2118067, 3025810, 4236134, 5749039, 6051620, 8472268, 10590335, 11498078, 21180670, 22996156, 28745195, 40243273, 42361340, 57490390, 80486546, 114980780, 160973092, 201216365, 402432730, 804865460]

約数ペア:

[(1, 804865460), (2, 402432730), (4, 201216365), (5, 160973092), (7, 114980780), (10, 80486546), (14, 57490390), (19, 42361340), (20, 40243273), (28, 28745195), (35, 22996156), (38, 21180670), (70, 11498078), (76, 10590335), (95, 8472268), (133, 6051620), (140, 5749039), (190, 4236134), (266, 3025810), (380, 2118067), (532, 1512905), (665, 1210324), (1330, 605162), (2660, 302581)]