19388640

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1303}}^1$

素因数の和:1352

約数の個数: 96

約数和(自身を含む): 63092736

約数和(自身を除く): 43704096

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 80, 93, 96, 120, 124, 155, 160, 186, 240, 248, 310, 372, 465, 480, 496, 620, 744, 930, 992, 1240, 1303, 1488, 1860, 2480, 2606, 2976, 3720, 3909, 4960, 5212, 6515, 7440, 7818, 10424, 13030, 14880, 15636, 19545, 20848, 26060, 31272, 39090, 40393, 41696, 52120, 62544, 78180, 80786, 104240, 121179, 125088, 156360, 161572, 201965, 208480, 242358, 312720, 323144, 403930, 484716, 605895, 625440, 646288, 807860, 969432, 1211790, 1292576, 1615720, 1938864, 2423580, 3231440, 3877728, 4847160, 6462880, 9694320, 19388640]

約数ペア:

[(1, 19388640), (2, 9694320), (3, 6462880), (4, 4847160), (5, 3877728), (6, 3231440), (8, 2423580), (10, 1938864), (12, 1615720), (15, 1292576), (16, 1211790), (20, 969432), (24, 807860), (30, 646288), (31, 625440), (32, 605895), (40, 484716), (48, 403930), (60, 323144), (62, 312720), (80, 242358), (93, 208480), (96, 201965), (120, 161572), (124, 156360), (155, 125088), (160, 121179), (186, 104240), (240, 80786), (248, 78180), (310, 62544), (372, 52120), (465, 41696), (480, 40393), (496, 39090), (620, 31272), (744, 26060), (930, 20848), (992, 19545), (1240, 15636), (1303, 14880), (1488, 13030), (1860, 10424), (2480, 7818), (2606, 7440), (2976, 6515), (3720, 5212), (3909, 4960)]