2098497680

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1543013}}^1$

素因数の和:1543043

約数の個数: 40

約数和(自身を含む): 5166010872

約数和(自身を除く): 3067513192

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 1543013, 3086026, 6172052, 7715065, 12344104, 15430130, 24688208, 26231221, 30860260, 52462442, 61720520, 104924884, 123441040, 131156105, 209849768, 262312210, 419699536, 524624420, 1049248840, 2098497680]

約数ペア:

[(1, 2098497680), (2, 1049248840), (4, 524624420), (5, 419699536), (8, 262312210), (10, 209849768), (16, 131156105), (17, 123441040), (20, 104924884), (34, 61720520), (40, 52462442), (68, 30860260), (80, 26231221), (85, 24688208), (136, 15430130), (170, 12344104), (272, 7715065), (340, 6172052), (680, 3086026), (1360, 1543013)]