39964204

素因数分解:

$2^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:215

約数の個数: 72

約数和(自身を含む): 86184000

約数和(自身を除く): 46219796

約数列:

[1, 2, 4, 7, 14, 28, 29, 49, 58, 79, 89, 98, 116, 158, 178, 196, 203, 316, 356, 406, 553, 623, 812, 1106, 1246, 1421, 2212, 2291, 2492, 2581, 2842, 3871, 4361, 4582, 5162, 5684, 7031, 7742, 8722, 9164, 10324, 14062, 15484, 16037, 17444, 18067, 28124, 32074, 36134, 49217, 64148, 72268, 98434, 112259, 126469, 196868, 203899, 224518, 252938, 344519, 407798, 449036, 505876, 689038, 815596, 1378076, 1427293, 2854586, 5709172, 9991051, 19982102, 39964204]

約数ペア:

[(1, 39964204), (2, 19982102), (4, 9991051), (7, 5709172), (14, 2854586), (28, 1427293), (29, 1378076), (49, 815596), (58, 689038), (79, 505876), (89, 449036), (98, 407798), (116, 344519), (158, 252938), (178, 224518), (196, 203899), (203, 196868), (316, 126469), (356, 112259), (406, 98434), (553, 72268), (623, 64148), (812, 49217), (1106, 36134), (1246, 32074), (1421, 28124), (2212, 18067), (2291, 17444), (2492, 16037), (2581, 15484), (2842, 14062), (3871, 10324), (4361, 9164), (4582, 8722), (5162, 7742), (5684, 7031)]