239807980

素因数分解:

$2^2\times 5^1\times {\mathrm{1933}}^1\times {\mathrm{6203}}^1$

素因数の和:8145

約数の個数: 24

約数和(自身を含む): 503938512

約数和(自身を除く): 264130532

約数列:

[1, 2, 4, 5, 10, 20, 1933, 3866, 6203, 7732, 9665, 12406, 19330, 24812, 31015, 38660, 62030, 124060, 11990399, 23980798, 47961596, 59951995, 119903990, 239807980]

約数ペア:

[(1, 239807980), (2, 119903990), (4, 59951995), (5, 47961596), (10, 23980798), (20, 11990399), (1933, 124060), (3866, 62030), (6203, 38660), (7732, 31015), (9665, 24812), (12406, 19330)]