20327450

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2843}}^1$

素因数の和:2879

約数の個数: 48

約数和(自身を含む): 44434656

約数和(自身を除く): 24107206

約数列:

[1, 2, 5, 10, 11, 13, 22, 25, 26, 50, 55, 65, 110, 130, 143, 275, 286, 325, 550, 650, 715, 1430, 2843, 3575, 5686, 7150, 14215, 28430, 31273, 36959, 62546, 71075, 73918, 142150, 156365, 184795, 312730, 369590, 406549, 781825, 813098, 923975, 1563650, 1847950, 2032745, 4065490, 10163725, 20327450]

約数ペア:

[(1, 20327450), (2, 10163725), (5, 4065490), (10, 2032745), (11, 1847950), (13, 1563650), (22, 923975), (25, 813098), (26, 781825), (50, 406549), (55, 369590), (65, 312730), (110, 184795), (130, 156365), (143, 142150), (275, 73918), (286, 71075), (325, 62546), (550, 36959), (650, 31273), (715, 28430), (1430, 14215), (2843, 7150), (3575, 5686)]