2146904840

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{3157213}}^1$

素因数の和:3157241

約数の個数: 32

約数和(自身を含む): 5114686680

約数和(自身を除く): 2967781840

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 3157213, 6314426, 12628852, 15786065, 25257704, 31572130, 53672621, 63144260, 107345242, 126288520, 214690484, 268363105, 429380968, 536726210, 1073452420, 2146904840]

約数ペア:

[(1, 2146904840), (2, 1073452420), (4, 536726210), (5, 429380968), (8, 268363105), (10, 214690484), (17, 126288520), (20, 107345242), (34, 63144260), (40, 53672621), (68, 31572130), (85, 25257704), (136, 15786065), (170, 12628852), (340, 6314426), (680, 3157213)]