218060980

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{467}}^1\times {\mathrm{631}}^1$

素因数の和:1144

約数の個数: 48

約数和(自身を含む): 472058496

約数和(自身を除く): 253997516

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 467, 631, 740, 934, 1262, 1868, 2335, 2524, 3155, 4670, 6310, 9340, 12620, 17279, 23347, 34558, 46694, 69116, 86395, 93388, 116735, 172790, 233470, 294677, 345580, 466940, 589354, 1178708, 1473385, 2946770, 5893540, 10903049, 21806098, 43612196, 54515245, 109030490, 218060980]

約数ペア:

[(1, 218060980), (2, 109030490), (4, 54515245), (5, 43612196), (10, 21806098), (20, 10903049), (37, 5893540), (74, 2946770), (148, 1473385), (185, 1178708), (370, 589354), (467, 466940), (631, 345580), (740, 294677), (934, 233470), (1262, 172790), (1868, 116735), (2335, 93388), (2524, 86395), (3155, 69116), (4670, 46694), (6310, 34558), (9340, 23347), (12620, 17279)]