440046440

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{179}}^1\times {\mathrm{1499}}^1$

素因数の和:1730

約数の個数: 64

約数和(自身を含む): 1020600000

約数和(自身を除く): 580553560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 179, 205, 328, 358, 410, 716, 820, 895, 1432, 1499, 1640, 1790, 2998, 3580, 5996, 7160, 7339, 7495, 11992, 14678, 14990, 29356, 29980, 36695, 58712, 59960, 61459, 73390, 122918, 146780, 245836, 268321, 293560, 307295, 491672, 536642, 614590, 1073284, 1229180, 1341605, 2146568, 2458360, 2683210, 5366420, 10732840, 11001161, 22002322, 44004644, 55005805, 88009288, 110011610, 220023220, 440046440]

約数ペア:

[(1, 440046440), (2, 220023220), (4, 110011610), (5, 88009288), (8, 55005805), (10, 44004644), (20, 22002322), (40, 11001161), (41, 10732840), (82, 5366420), (164, 2683210), (179, 2458360), (205, 2146568), (328, 1341605), (358, 1229180), (410, 1073284), (716, 614590), (820, 536642), (895, 491672), (1432, 307295), (1499, 293560), (1640, 268321), (1790, 245836), (2998, 146780), (3580, 122918), (5996, 73390), (7160, 61459), (7339, 59960), (7495, 58712), (11992, 36695), (14678, 29980), (14990, 29356)]