16447340

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1291}}^1$

素因数の和:1327

約数の個数: 72

約数和(自身を含む): 43302672

約数和(自身を除く): 26855332

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 91, 98, 130, 140, 182, 196, 245, 260, 364, 455, 490, 637, 910, 980, 1274, 1291, 1820, 2548, 2582, 3185, 5164, 6370, 6455, 9037, 12740, 12910, 16783, 18074, 25820, 33566, 36148, 45185, 63259, 67132, 83915, 90370, 117481, 126518, 167830, 180740, 234962, 253036, 316295, 335660, 469924, 587405, 632590, 822367, 1174810, 1265180, 1644734, 2349620, 3289468, 4111835, 8223670, 16447340]

約数ペア:

[(1, 16447340), (2, 8223670), (4, 4111835), (5, 3289468), (7, 2349620), (10, 1644734), (13, 1265180), (14, 1174810), (20, 822367), (26, 632590), (28, 587405), (35, 469924), (49, 335660), (52, 316295), (65, 253036), (70, 234962), (91, 180740), (98, 167830), (130, 126518), (140, 117481), (182, 90370), (196, 83915), (245, 67132), (260, 63259), (364, 45185), (455, 36148), (490, 33566), (637, 25820), (910, 18074), (980, 16783), (1274, 12910), (1291, 12740), (1820, 9037), (2548, 6455), (2582, 6370), (3185, 5164)]