193638520

素因数分解:

$2^3\times 5^1\times {\mathrm{4840963}}^1$

素因数の和:4840974

約数の個数: 16

約数和(自身を含む): 435686760

約数和(自身を除く): 242048240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4840963, 9681926, 19363852, 24204815, 38727704, 48409630, 96819260, 193638520]

約数ペア:

[(1, 193638520), (2, 96819260), (4, 48409630), (5, 38727704), (8, 24204815), (10, 19363852), (20, 9681926), (40, 4840963)]