16386580

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{727}}^1$

素因数の和:773

約数の個数: 72

約数和(自身を含む): 41827968

約数和(自身を除く): 25441388

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 49, 70, 92, 98, 115, 140, 161, 196, 230, 245, 322, 460, 490, 644, 727, 805, 980, 1127, 1454, 1610, 2254, 2908, 3220, 3635, 4508, 5089, 5635, 7270, 10178, 11270, 14540, 16721, 20356, 22540, 25445, 33442, 35623, 50890, 66884, 71246, 83605, 101780, 117047, 142492, 167210, 178115, 234094, 334420, 356230, 468188, 585235, 712460, 819329, 1170470, 1638658, 2340940, 3277316, 4096645, 8193290, 16386580]

約数ペア:

[(1, 16386580), (2, 8193290), (4, 4096645), (5, 3277316), (7, 2340940), (10, 1638658), (14, 1170470), (20, 819329), (23, 712460), (28, 585235), (35, 468188), (46, 356230), (49, 334420), (70, 234094), (92, 178115), (98, 167210), (115, 142492), (140, 117047), (161, 101780), (196, 83605), (230, 71246), (245, 66884), (322, 50890), (460, 35623), (490, 33442), (644, 25445), (727, 22540), (805, 20356), (980, 16721), (1127, 14540), (1454, 11270), (1610, 10178), (2254, 7270), (2908, 5635), (3220, 5089), (3635, 4508)]