621738690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{262337}}^1$

素因数の和:262426

約数の個数: 32

約数和(自身を含む): 1511066880

約数和(自身を除く): 889328190

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 79, 158, 237, 395, 474, 790, 1185, 2370, 262337, 524674, 787011, 1311685, 1574022, 2623370, 3935055, 7870110, 20724623, 41449246, 62173869, 103623115, 124347738, 207246230, 310869345, 621738690]

約数ペア:

[(1, 621738690), (2, 310869345), (3, 207246230), (5, 124347738), (6, 103623115), (10, 62173869), (15, 41449246), (30, 20724623), (79, 7870110), (158, 3935055), (237, 2623370), (395, 1574022), (474, 1311685), (790, 787011), (1185, 524674), (2370, 262337)]