20346688130

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{271}}^1\times {\mathrm{1549}}^1$

素因数の和:1995

約数の個数: 64

約数和(自身を含む): 38065420800

約数和(自身を除く): 17718732670

約数列:

[1, 2, 5, 10, 37, 74, 131, 185, 262, 271, 370, 542, 655, 1310, 1355, 1549, 2710, 3098, 4847, 7745, 9694, 10027, 15490, 20054, 24235, 35501, 48470, 50135, 57313, 71002, 100270, 114626, 177505, 202919, 286565, 355010, 405838, 419779, 573130, 839558, 1014595, 1313537, 2029190, 2098895, 2627074, 4197790, 6567685, 7508003, 13135370, 15016006, 15531823, 31063646, 37540015, 54991049, 75080030, 77659115, 109982098, 155318230, 274955245, 549910490, 2034668813, 4069337626, 10173344065, 20346688130]

約数ペア:

[(1, 20346688130), (2, 10173344065), (5, 4069337626), (10, 2034668813), (37, 549910490), (74, 274955245), (131, 155318230), (185, 109982098), (262, 77659115), (271, 75080030), (370, 54991049), (542, 37540015), (655, 31063646), (1310, 15531823), (1355, 15016006), (1549, 13135370), (2710, 7508003), (3098, 6567685), (4847, 4197790), (7745, 2627074), (9694, 2098895), (10027, 2029190), (15490, 1313537), (20054, 1014595), (24235, 839558), (35501, 573130), (48470, 419779), (50135, 405838), (57313, 355010), (71002, 286565), (100270, 202919), (114626, 177505)]