1696787440

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{269}}^1\times {\mathrm{2131}}^1$

素因数の和:2450

約数の個数: 80

約数和(自身を含む): 4068623520

約数和(自身を除く): 2371836080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 269, 296, 370, 538, 592, 740, 1076, 1345, 1480, 2131, 2152, 2690, 2960, 4262, 4304, 5380, 8524, 9953, 10655, 10760, 17048, 19906, 21310, 21520, 34096, 39812, 42620, 49765, 78847, 79624, 85240, 99530, 157694, 159248, 170480, 199060, 315388, 394235, 398120, 573239, 630776, 788470, 796240, 1146478, 1261552, 1576940, 2292956, 2866195, 3153880, 4585912, 5732390, 6307760, 9171824, 11464780, 21209843, 22929560, 42419686, 45859120, 84839372, 106049215, 169678744, 212098430, 339357488, 424196860, 848393720, 1696787440]

約数ペア:

[(1, 1696787440), (2, 848393720), (4, 424196860), (5, 339357488), (8, 212098430), (10, 169678744), (16, 106049215), (20, 84839372), (37, 45859120), (40, 42419686), (74, 22929560), (80, 21209843), (148, 11464780), (185, 9171824), (269, 6307760), (296, 5732390), (370, 4585912), (538, 3153880), (592, 2866195), (740, 2292956), (1076, 1576940), (1345, 1261552), (1480, 1146478), (2131, 796240), (2152, 788470), (2690, 630776), (2960, 573239), (4262, 398120), (4304, 394235), (5380, 315388), (8524, 199060), (9953, 170480), (10655, 159248), (10760, 157694), (17048, 99530), (19906, 85240), (21310, 79624), (21520, 78847), (34096, 49765), (39812, 42620)]