2000480020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1299013}}^1$

素因数の和:1299040

約数の個数: 48

約数和(自身を含む): 5237624448

約数和(自身を除く): 3237144428

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 1299013, 2598026, 5196052, 6495065, 9093091, 12990130, 14289143, 18186182, 25980260, 28578286, 36372364, 45465455, 57156572, 71445715, 90930910, 100024001, 142891430, 181861820, 200048002, 285782860, 400096004, 500120005, 1000240010, 2000480020]

約数ペア:

[(1, 2000480020), (2, 1000240010), (4, 500120005), (5, 400096004), (7, 285782860), (10, 200048002), (11, 181861820), (14, 142891430), (20, 100024001), (22, 90930910), (28, 71445715), (35, 57156572), (44, 45465455), (55, 36372364), (70, 28578286), (77, 25980260), (110, 18186182), (140, 14289143), (154, 12990130), (220, 9093091), (308, 6495065), (385, 5196052), (770, 2598026), (1540, 1299013)]