7788768140

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{241}}^1\times {\mathrm{19469}}^1$

素因数の和:19802

約数の個数: 48

約数和(自身を含む): 16623018720

約数和(自身を除く): 8834250580

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 241, 332, 415, 482, 830, 964, 1205, 1660, 2410, 4820, 19469, 20003, 38938, 40006, 77876, 80012, 97345, 100015, 194690, 200030, 389380, 400060, 1615927, 3231854, 4692029, 6463708, 8079635, 9384058, 16159270, 18768116, 23460145, 32318540, 46920290, 93840580, 389438407, 778876814, 1557753628, 1947192035, 3894384070, 7788768140]

約数ペア:

[(1, 7788768140), (2, 3894384070), (4, 1947192035), (5, 1557753628), (10, 778876814), (20, 389438407), (83, 93840580), (166, 46920290), (241, 32318540), (332, 23460145), (415, 18768116), (482, 16159270), (830, 9384058), (964, 8079635), (1205, 6463708), (1660, 4692029), (2410, 3231854), (4820, 1615927), (19469, 400060), (20003, 389380), (38938, 200030), (40006, 194690), (77876, 100015), (80012, 97345)]