490629710

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{157}}^1$

素因数の和:381

約数の個数: 64

約数和(自身を含む): 931011840

約数和(自身を除く): 440382130

約数列:

[1, 2, 5, 10, 47, 61, 94, 109, 122, 157, 218, 235, 305, 314, 470, 545, 610, 785, 1090, 1570, 2867, 5123, 5734, 6649, 7379, 9577, 10246, 13298, 14335, 14758, 17113, 19154, 25615, 28670, 33245, 34226, 36895, 47885, 51230, 66490, 73790, 85565, 95770, 171130, 312503, 450119, 625006, 804311, 900238, 1043893, 1562515, 1608622, 2087786, 2250595, 3125030, 4021555, 4501190, 5219465, 8043110, 10438930, 49062971, 98125942, 245314855, 490629710]

約数ペア:

[(1, 490629710), (2, 245314855), (5, 98125942), (10, 49062971), (47, 10438930), (61, 8043110), (94, 5219465), (109, 4501190), (122, 4021555), (157, 3125030), (218, 2250595), (235, 2087786), (305, 1608622), (314, 1562515), (470, 1043893), (545, 900238), (610, 804311), (785, 625006), (1090, 450119), (1570, 312503), (2867, 171130), (5123, 95770), (5734, 85565), (6649, 73790), (7379, 66490), (9577, 51230), (10246, 47885), (13298, 36895), (14335, 34226), (14758, 33245), (17113, 28670), (19154, 25615)]