22381780

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1\times {\mathrm{139}}^1$

素因数の和:328

約数の個数: 48

約数和(自身を含む): 48404160

約数和(自身を除く): 26022380

約数列:

[1, 2, 4, 5, 10, 20, 83, 97, 139, 166, 194, 278, 332, 388, 415, 485, 556, 695, 830, 970, 1390, 1660, 1940, 2780, 8051, 11537, 13483, 16102, 23074, 26966, 32204, 40255, 46148, 53932, 57685, 67415, 80510, 115370, 134830, 161020, 230740, 269660, 1119089, 2238178, 4476356, 5595445, 11190890, 22381780]

約数ペア:

[(1, 22381780), (2, 11190890), (4, 5595445), (5, 4476356), (10, 2238178), (20, 1119089), (83, 269660), (97, 230740), (139, 161020), (166, 134830), (194, 115370), (278, 80510), (332, 67415), (388, 57685), (415, 53932), (485, 46148), (556, 40255), (695, 32204), (830, 26966), (970, 23074), (1390, 16102), (1660, 13483), (1940, 11537), (2780, 8051)]