20171288240

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{6149783}}^1$

素因数の和:6149837

約数の個数: 40

約数和(自身を含む): 48042112608

約数和(自身を除く): 27870824368

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 6149783, 12299566, 24599132, 30748915, 49198264, 61497830, 98396528, 122995660, 245991320, 252141103, 491982640, 504282206, 1008564412, 1260705515, 2017128824, 2521411030, 4034257648, 5042822060, 10085644120, 20171288240]

約数ペア:

[(1, 20171288240), (2, 10085644120), (4, 5042822060), (5, 4034257648), (8, 2521411030), (10, 2017128824), (16, 1260705515), (20, 1008564412), (40, 504282206), (41, 491982640), (80, 252141103), (82, 245991320), (164, 122995660), (205, 98396528), (328, 61497830), (410, 49198264), (656, 30748915), (820, 24599132), (1640, 12299566), (3280, 6149783)]