389600980

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{167}}^1\times {\mathrm{1741}}^1$

素因数の和:1984

約数の個数: 48

約数和(自身を含む): 835825536

約数和(自身を除く): 446224556

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 167, 268, 334, 335, 668, 670, 835, 1340, 1670, 1741, 3340, 3482, 6964, 8705, 11189, 17410, 22378, 34820, 44756, 55945, 111890, 116647, 223780, 233294, 290747, 466588, 581494, 583235, 1162988, 1166470, 1453735, 2332940, 2907470, 5814940, 19480049, 38960098, 77920196, 97400245, 194800490, 389600980]

約数ペア:

[(1, 389600980), (2, 194800490), (4, 97400245), (5, 77920196), (10, 38960098), (20, 19480049), (67, 5814940), (134, 2907470), (167, 2332940), (268, 1453735), (334, 1166470), (335, 1162988), (668, 583235), (670, 581494), (835, 466588), (1340, 290747), (1670, 233294), (1741, 223780), (3340, 116647), (3482, 111890), (6964, 55945), (8705, 44756), (11189, 34820), (17410, 22378)]