74644220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{3271}}^1$

素因数の和:3450

約数の個数: 48

約数和(自身を含む): 180300288

約数和(自身を除く): 105656068

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 163, 326, 652, 815, 1141, 1630, 2282, 3260, 3271, 4564, 5705, 6542, 11410, 13084, 16355, 22820, 22897, 32710, 45794, 65420, 91588, 114485, 228970, 457940, 533173, 1066346, 2132692, 2665865, 3732211, 5331730, 7464422, 10663460, 14928844, 18661055, 37322110, 74644220]

約数ペア:

[(1, 74644220), (2, 37322110), (4, 18661055), (5, 14928844), (7, 10663460), (10, 7464422), (14, 5331730), (20, 3732211), (28, 2665865), (35, 2132692), (70, 1066346), (140, 533173), (163, 457940), (326, 228970), (652, 114485), (815, 91588), (1141, 65420), (1630, 45794), (2282, 32710), (3260, 22897), (3271, 22820), (4564, 16355), (5705, 13084), (6542, 11410)]