2080677980

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{2843}}^1$

素因数の和:2955

約数の個数: 96

約数和(自身を含む): 4793209344

約数和(自身を除く): 2712531364

約数列:

[1, 2, 4, 5, 10, 20, 23, 37, 43, 46, 74, 86, 92, 115, 148, 172, 185, 215, 230, 370, 430, 460, 740, 851, 860, 989, 1591, 1702, 1978, 2843, 3182, 3404, 3956, 4255, 4945, 5686, 6364, 7955, 8510, 9890, 11372, 14215, 15910, 17020, 19780, 28430, 31820, 36593, 56860, 65389, 73186, 105191, 122249, 130778, 146372, 182965, 210382, 244498, 261556, 326945, 365930, 420764, 488996, 525955, 611245, 653890, 731860, 1051910, 1222490, 1307780, 2103820, 2419393, 2444980, 2811727, 4523213, 4838786, 5623454, 9046426, 9677572, 11246908, 12096965, 14058635, 18092852, 22616065, 24193930, 28117270, 45232130, 48387860, 56234540, 90464260, 104033899, 208067798, 416135596, 520169495, 1040338990, 2080677980]

約数ペア:

[(1, 2080677980), (2, 1040338990), (4, 520169495), (5, 416135596), (10, 208067798), (20, 104033899), (23, 90464260), (37, 56234540), (43, 48387860), (46, 45232130), (74, 28117270), (86, 24193930), (92, 22616065), (115, 18092852), (148, 14058635), (172, 12096965), (185, 11246908), (215, 9677572), (230, 9046426), (370, 5623454), (430, 4838786), (460, 4523213), (740, 2811727), (851, 2444980), (860, 2419393), (989, 2103820), (1591, 1307780), (1702, 1222490), (1978, 1051910), (2843, 731860), (3182, 653890), (3404, 611245), (3956, 525955), (4255, 488996), (4945, 420764), (5686, 365930), (6364, 326945), (7955, 261556), (8510, 244498), (9890, 210382), (11372, 182965), (14215, 146372), (15910, 130778), (17020, 122249), (19780, 105191), (28430, 73186), (31820, 65389), (36593, 56860)]