201871940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{317}}^1\times {\mathrm{1873}}^1$

素因数の和:2216

約数の個数: 48

約数和(自身を含む): 450524592

約数和(自身を除く): 248652652

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 317, 340, 634, 1268, 1585, 1873, 3170, 3746, 5389, 6340, 7492, 9365, 10778, 18730, 21556, 26945, 31841, 37460, 53890, 63682, 107780, 127364, 159205, 318410, 593741, 636820, 1187482, 2374964, 2968705, 5937410, 10093597, 11874820, 20187194, 40374388, 50467985, 100935970, 201871940]

約数ペア:

[(1, 201871940), (2, 100935970), (4, 50467985), (5, 40374388), (10, 20187194), (17, 11874820), (20, 10093597), (34, 5937410), (68, 2968705), (85, 2374964), (170, 1187482), (317, 636820), (340, 593741), (634, 318410), (1268, 159205), (1585, 127364), (1873, 107780), (3170, 63682), (3746, 53890), (5389, 37460), (6340, 31841), (7492, 26945), (9365, 21556), (10778, 18730)]