40996720

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{431}}^1$

素因数の和:514

約数の個数: 80

約数和(自身を含む): 101243520

約数和(自身を除く): 60246800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 41, 58, 80, 82, 116, 145, 164, 205, 232, 290, 328, 410, 431, 464, 580, 656, 820, 862, 1160, 1189, 1640, 1724, 2155, 2320, 2378, 3280, 3448, 4310, 4756, 5945, 6896, 8620, 9512, 11890, 12499, 17240, 17671, 19024, 23780, 24998, 34480, 35342, 47560, 49996, 62495, 70684, 88355, 95120, 99992, 124990, 141368, 176710, 199984, 249980, 282736, 353420, 499960, 512459, 706840, 999920, 1024918, 1413680, 2049836, 2562295, 4099672, 5124590, 8199344, 10249180, 20498360, 40996720]

約数ペア:

[(1, 40996720), (2, 20498360), (4, 10249180), (5, 8199344), (8, 5124590), (10, 4099672), (16, 2562295), (20, 2049836), (29, 1413680), (40, 1024918), (41, 999920), (58, 706840), (80, 512459), (82, 499960), (116, 353420), (145, 282736), (164, 249980), (205, 199984), (232, 176710), (290, 141368), (328, 124990), (410, 99992), (431, 95120), (464, 88355), (580, 70684), (656, 62495), (820, 49996), (862, 47560), (1160, 35342), (1189, 34480), (1640, 24998), (1724, 23780), (2155, 19024), (2320, 17671), (2378, 17240), (3280, 12499), (3448, 11890), (4310, 9512), (4756, 8620), (5945, 6896)]