20043360

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{449}}^1$

素因数の和:501

約数の個数: 144

約数和(自身を含む): 70761600

約数和(自身を除く): 50718240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 96, 120, 124, 144, 155, 160, 180, 186, 240, 248, 279, 288, 310, 360, 372, 449, 465, 480, 496, 558, 620, 720, 744, 898, 930, 992, 1116, 1240, 1347, 1395, 1440, 1488, 1796, 1860, 2232, 2245, 2480, 2694, 2790, 2976, 3592, 3720, 4041, 4464, 4490, 4960, 5388, 5580, 6735, 7184, 7440, 8082, 8928, 8980, 10776, 11160, 13470, 13919, 14368, 14880, 16164, 17960, 20205, 21552, 22320, 26940, 27838, 32328, 35920, 40410, 41757, 43104, 44640, 53880, 55676, 64656, 69595, 71840, 80820, 83514, 107760, 111352, 125271, 129312, 139190, 161640, 167028, 208785, 215520, 222704, 250542, 278380, 323280, 334056, 417570, 445408, 501084, 556760, 626355, 646560, 668112, 835140, 1002168, 1113520, 1252710, 1336224, 1670280, 2004336, 2227040, 2505420, 3340560, 4008672, 5010840, 6681120, 10021680, 20043360]

約数ペア:

[(1, 20043360), (2, 10021680), (3, 6681120), (4, 5010840), (5, 4008672), (6, 3340560), (8, 2505420), (9, 2227040), (10, 2004336), (12, 1670280), (15, 1336224), (16, 1252710), (18, 1113520), (20, 1002168), (24, 835140), (30, 668112), (31, 646560), (32, 626355), (36, 556760), (40, 501084), (45, 445408), (48, 417570), (60, 334056), (62, 323280), (72, 278380), (80, 250542), (90, 222704), (93, 215520), (96, 208785), (120, 167028), (124, 161640), (144, 139190), (155, 129312), (160, 125271), (180, 111352), (186, 107760), (240, 83514), (248, 80820), (279, 71840), (288, 69595), (310, 64656), (360, 55676), (372, 53880), (449, 44640), (465, 43104), (480, 41757), (496, 40410), (558, 35920), (620, 32328), (720, 27838), (744, 26940), (898, 22320), (930, 21552), (992, 20205), (1116, 17960), (1240, 16164), (1347, 14880), (1395, 14368), (1440, 13919), (1488, 13470), (1796, 11160), (1860, 10776), (2232, 8980), (2245, 8928), (2480, 8082), (2694, 7440), (2790, 7184), (2976, 6735), (3592, 5580), (3720, 5388), (4041, 4960), (4464, 4490)]