4055090440

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{191}}^1\times {\mathrm{491}}^1$

素因数の和:763

約数の個数: 128

約数和(自身を含む): 9794027520

約数和(自身を除く): 5738937080

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 47, 92, 94, 115, 184, 188, 191, 230, 235, 376, 382, 460, 470, 491, 764, 920, 940, 955, 982, 1081, 1528, 1880, 1910, 1964, 2162, 2455, 3820, 3928, 4324, 4393, 4910, 5405, 7640, 8648, 8786, 8977, 9820, 10810, 11293, 17572, 17954, 19640, 21620, 21965, 22586, 23077, 35144, 35908, 43240, 43930, 44885, 45172, 46154, 56465, 71816, 87860, 89770, 90344, 92308, 93781, 112930, 115385, 175720, 179540, 184616, 187562, 206471, 225860, 230770, 359080, 375124, 412942, 451720, 461540, 468905, 530771, 750248, 825884, 923080, 937810, 1032355, 1061542, 1651768, 1875620, 2064710, 2123084, 2156963, 2653855, 3751240, 4129420, 4246168, 4313926, 4407707, 5307710, 8258840, 8627852, 8815414, 10615420, 10784815, 17255704, 17630828, 21230840, 21569630, 22038535, 35261656, 43139260, 44077070, 86278520, 88154140, 101377261, 176308280, 202754522, 405509044, 506886305, 811018088, 1013772610, 2027545220, 4055090440]

約数ペア:

[(1, 4055090440), (2, 2027545220), (4, 1013772610), (5, 811018088), (8, 506886305), (10, 405509044), (20, 202754522), (23, 176308280), (40, 101377261), (46, 88154140), (47, 86278520), (92, 44077070), (94, 43139260), (115, 35261656), (184, 22038535), (188, 21569630), (191, 21230840), (230, 17630828), (235, 17255704), (376, 10784815), (382, 10615420), (460, 8815414), (470, 8627852), (491, 8258840), (764, 5307710), (920, 4407707), (940, 4313926), (955, 4246168), (982, 4129420), (1081, 3751240), (1528, 2653855), (1880, 2156963), (1910, 2123084), (1964, 2064710), (2162, 1875620), (2455, 1651768), (3820, 1061542), (3928, 1032355), (4324, 937810), (4393, 923080), (4910, 825884), (5405, 750248), (7640, 530771), (8648, 468905), (8786, 461540), (8977, 451720), (9820, 412942), (10810, 375124), (11293, 359080), (17572, 230770), (17954, 225860), (19640, 206471), (21620, 187562), (21965, 184616), (22586, 179540), (23077, 175720), (35144, 115385), (35908, 112930), (43240, 93781), (43930, 92308), (44885, 90344), (45172, 89770), (46154, 87860), (56465, 71816)]