40305706

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:187

約数の個数: 64

約数和(自身を含む): 76640256

約数和(自身を除く): 36334550

約数列:

[1, 2, 7, 14, 23, 41, 43, 46, 71, 82, 86, 142, 161, 287, 301, 322, 497, 574, 602, 943, 989, 994, 1633, 1763, 1886, 1978, 2911, 3053, 3266, 3526, 5822, 6106, 6601, 6923, 11431, 12341, 13202, 13846, 20377, 21371, 22862, 24682, 40549, 40754, 42742, 66953, 70219, 81098, 125173, 133906, 140438, 250346, 283843, 468671, 491533, 567686, 876211, 937342, 983066, 1752422, 2878979, 5757958, 20152853, 40305706]

約数ペア:

[(1, 40305706), (2, 20152853), (7, 5757958), (14, 2878979), (23, 1752422), (41, 983066), (43, 937342), (46, 876211), (71, 567686), (82, 491533), (86, 468671), (142, 283843), (161, 250346), (287, 140438), (301, 133906), (322, 125173), (497, 81098), (574, 70219), (602, 66953), (943, 42742), (989, 40754), (994, 40549), (1633, 24682), (1763, 22862), (1886, 21371), (1978, 20377), (2911, 13846), (3053, 13202), (3266, 12341), (3526, 11431), (5822, 6923), (6106, 6601)]