538720

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1$

素因数の和:72

約数の個数: 96

約数和(自身を含む): 1608768

約数和(自身を除く): 1070048

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 37, 40, 52, 56, 65, 70, 74, 80, 91, 104, 112, 130, 140, 148, 160, 182, 185, 208, 224, 259, 260, 280, 296, 364, 370, 416, 455, 481, 518, 520, 560, 592, 728, 740, 910, 962, 1036, 1040, 1120, 1184, 1295, 1456, 1480, 1820, 1924, 2072, 2080, 2405, 2590, 2912, 2960, 3367, 3640, 3848, 4144, 4810, 5180, 5920, 6734, 7280, 7696, 8288, 9620, 10360, 13468, 14560, 15392, 16835, 19240, 20720, 26936, 33670, 38480, 41440, 53872, 67340, 76960, 107744, 134680, 269360, 538720]

約数ペア:

[(1, 538720), (2, 269360), (4, 134680), (5, 107744), (7, 76960), (8, 67340), (10, 53872), (13, 41440), (14, 38480), (16, 33670), (20, 26936), (26, 20720), (28, 19240), (32, 16835), (35, 15392), (37, 14560), (40, 13468), (52, 10360), (56, 9620), (65, 8288), (70, 7696), (74, 7280), (80, 6734), (91, 5920), (104, 5180), (112, 4810), (130, 4144), (140, 3848), (148, 3640), (160, 3367), (182, 2960), (185, 2912), (208, 2590), (224, 2405), (259, 2080), (260, 2072), (280, 1924), (296, 1820), (364, 1480), (370, 1456), (416, 1295), (455, 1184), (481, 1120), (518, 1040), (520, 1036), (560, 962), (592, 910), (728, 740)]