244396420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{718813}}^1$

素因数の和:718839

約数の個数: 24

約数和(自身を含む): 543423384

約数和(自身を除く): 299026964

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 718813, 1437626, 2875252, 3594065, 7188130, 12219821, 14376260, 24439642, 48879284, 61099105, 122198210, 244396420]

約数ペア:

[(1, 244396420), (2, 122198210), (4, 61099105), (5, 48879284), (10, 24439642), (17, 14376260), (20, 12219821), (34, 7188130), (68, 3594065), (85, 2875252), (170, 1437626), (340, 718813)]