400936890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{4751}}^1$

素因数の和:4887

約数の個数: 64

約数和(自身を含む): 1005903360

約数和(自身を除く): 604966470

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 58, 87, 97, 145, 174, 194, 290, 291, 435, 485, 582, 870, 970, 1455, 2813, 2910, 4751, 5626, 8439, 9502, 14065, 14253, 16878, 23755, 28130, 28506, 42195, 47510, 71265, 84390, 137779, 142530, 275558, 413337, 460847, 688895, 826674, 921694, 1377790, 1382541, 2066685, 2304235, 2765082, 4133370, 4608470, 6912705, 13364563, 13825410, 26729126, 40093689, 66822815, 80187378, 133645630, 200468445, 400936890]

約数ペア:

[(1, 400936890), (2, 200468445), (3, 133645630), (5, 80187378), (6, 66822815), (10, 40093689), (15, 26729126), (29, 13825410), (30, 13364563), (58, 6912705), (87, 4608470), (97, 4133370), (145, 2765082), (174, 2304235), (194, 2066685), (290, 1382541), (291, 1377790), (435, 921694), (485, 826674), (582, 688895), (870, 460847), (970, 413337), (1455, 275558), (2813, 142530), (2910, 137779), (4751, 84390), (5626, 71265), (8439, 47510), (9502, 42195), (14065, 28506), (14253, 28130), (16878, 23755)]