200518940

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{151}}^1\times {\mathrm{991}}^1$

素因数の和:1218

約数の個数: 48

約数和(自身を含む): 430639104

約数和(自身を除く): 230120164

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 151, 268, 302, 335, 604, 670, 755, 991, 1340, 1510, 1982, 3020, 3964, 4955, 9910, 10117, 19820, 20234, 40468, 50585, 66397, 101170, 132794, 149641, 202340, 265588, 299282, 331985, 598564, 663970, 748205, 1327940, 1496410, 2992820, 10025947, 20051894, 40103788, 50129735, 100259470, 200518940]

約数ペア:

[(1, 200518940), (2, 100259470), (4, 50129735), (5, 40103788), (10, 20051894), (20, 10025947), (67, 2992820), (134, 1496410), (151, 1327940), (268, 748205), (302, 663970), (335, 598564), (604, 331985), (670, 299282), (755, 265588), (991, 202340), (1340, 149641), (1510, 132794), (1982, 101170), (3020, 66397), (3964, 50585), (4955, 40468), (9910, 20234), (10117, 19820)]