2011006540

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1399}}^1\times {\mathrm{1753}}^1$

素因数の和:3202

約数の個数: 48

約数和(自身を含む): 4331678400

約数和(自身を除く): 2320671860

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 1399, 1753, 2798, 3506, 5596, 6995, 7012, 8765, 13990, 17530, 27980, 35060, 57359, 71873, 114718, 143746, 229436, 286795, 287492, 359365, 573590, 718730, 1147180, 1437460, 2452447, 4904894, 9809788, 12262235, 24524470, 49048940, 100550327, 201100654, 402201308, 502751635, 1005503270, 2011006540]

約数ペア:

[(1, 2011006540), (2, 1005503270), (4, 502751635), (5, 402201308), (10, 201100654), (20, 100550327), (41, 49048940), (82, 24524470), (164, 12262235), (205, 9809788), (410, 4904894), (820, 2452447), (1399, 1437460), (1753, 1147180), (2798, 718730), (3506, 573590), (5596, 359365), (6995, 287492), (7012, 286795), (8765, 229436), (13990, 143746), (17530, 114718), (27980, 71873), (35060, 57359)]