28284210

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{2399}}^1$

素因数の和:2543

約数の個数: 48

約数和(自身を含む): 74131200

約数和(自身を除く): 45846990

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 131, 262, 393, 655, 786, 1179, 1310, 1965, 2358, 2399, 3930, 4798, 5895, 7197, 11790, 11995, 14394, 21591, 23990, 35985, 43182, 71970, 107955, 215910, 314269, 628538, 942807, 1571345, 1885614, 2828421, 3142690, 4714035, 5656842, 9428070, 14142105, 28284210]

約数ペア:

[(1, 28284210), (2, 14142105), (3, 9428070), (5, 5656842), (6, 4714035), (9, 3142690), (10, 2828421), (15, 1885614), (18, 1571345), (30, 942807), (45, 628538), (90, 314269), (131, 215910), (262, 107955), (393, 71970), (655, 43182), (786, 35985), (1179, 23990), (1310, 21591), (1965, 14394), (2358, 11995), (2399, 11790), (3930, 7197), (4798, 5895)]