28925120

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{349}}^1$

素因数の和:410

約数の個数: 112

約数和(自身を含む): 81076800

約数和(自身を除く): 52151680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 37, 40, 56, 64, 70, 74, 80, 112, 140, 148, 160, 185, 224, 259, 280, 296, 320, 349, 370, 448, 518, 560, 592, 698, 740, 1036, 1120, 1184, 1295, 1396, 1480, 1745, 2072, 2240, 2368, 2443, 2590, 2792, 2960, 3490, 4144, 4886, 5180, 5584, 5920, 6980, 8288, 9772, 10360, 11168, 11840, 12215, 12913, 13960, 16576, 19544, 20720, 22336, 24430, 25826, 27920, 39088, 41440, 48860, 51652, 55840, 64565, 78176, 82880, 90391, 97720, 103304, 111680, 129130, 156352, 180782, 195440, 206608, 258260, 361564, 390880, 413216, 451955, 516520, 723128, 781760, 826432, 903910, 1033040, 1446256, 1807820, 2066080, 2892512, 3615640, 4132160, 5785024, 7231280, 14462560, 28925120]

約数ペア:

[(1, 28925120), (2, 14462560), (4, 7231280), (5, 5785024), (7, 4132160), (8, 3615640), (10, 2892512), (14, 2066080), (16, 1807820), (20, 1446256), (28, 1033040), (32, 903910), (35, 826432), (37, 781760), (40, 723128), (56, 516520), (64, 451955), (70, 413216), (74, 390880), (80, 361564), (112, 258260), (140, 206608), (148, 195440), (160, 180782), (185, 156352), (224, 129130), (259, 111680), (280, 103304), (296, 97720), (320, 90391), (349, 82880), (370, 78176), (448, 64565), (518, 55840), (560, 51652), (592, 48860), (698, 41440), (740, 39088), (1036, 27920), (1120, 25826), (1184, 24430), (1295, 22336), (1396, 20720), (1480, 19544), (1745, 16576), (2072, 13960), (2240, 12913), (2368, 12215), (2443, 11840), (2590, 11168), (2792, 10360), (2960, 9772), (3490, 8288), (4144, 6980), (4886, 5920), (5180, 5584)]