1855878340

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{241}}^1\times {\mathrm{4639}}^1$

素因数の和:4972

約数の個数: 48

約数和(自身を含む): 3961520640

約数和(自身を除く): 2105642300

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 241, 332, 415, 482, 830, 964, 1205, 1660, 2410, 4639, 4820, 9278, 18556, 20003, 23195, 40006, 46390, 80012, 92780, 100015, 200030, 385037, 400060, 770074, 1117999, 1540148, 1925185, 2235998, 3850370, 4471996, 5589995, 7700740, 11179990, 22359980, 92793917, 185587834, 371175668, 463969585, 927939170, 1855878340]

約数ペア:

[(1, 1855878340), (2, 927939170), (4, 463969585), (5, 371175668), (10, 185587834), (20, 92793917), (83, 22359980), (166, 11179990), (241, 7700740), (332, 5589995), (415, 4471996), (482, 3850370), (830, 2235998), (964, 1925185), (1205, 1540148), (1660, 1117999), (2410, 770074), (4639, 400060), (4820, 385037), (9278, 200030), (18556, 100015), (20003, 92780), (23195, 80012), (40006, 46390)]