372243320

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{197}}^1\times {\mathrm{487}}^1$

素因数の和:792

約数の個数: 64

約数和(自身を含む): 852223680

約数和(自身を除く): 479980360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 197, 388, 394, 485, 487, 776, 788, 970, 974, 985, 1576, 1940, 1948, 1970, 2435, 3880, 3896, 3940, 4870, 7880, 9740, 19109, 19480, 38218, 47239, 76436, 94478, 95545, 95939, 152872, 188956, 191090, 191878, 236195, 377912, 382180, 383756, 472390, 479695, 764360, 767512, 944780, 959390, 1889560, 1918780, 3837560, 9306083, 18612166, 37224332, 46530415, 74448664, 93060830, 186121660, 372243320]

約数ペア:

[(1, 372243320), (2, 186121660), (4, 93060830), (5, 74448664), (8, 46530415), (10, 37224332), (20, 18612166), (40, 9306083), (97, 3837560), (194, 1918780), (197, 1889560), (388, 959390), (394, 944780), (485, 767512), (487, 764360), (776, 479695), (788, 472390), (970, 383756), (974, 382180), (985, 377912), (1576, 236195), (1940, 191878), (1948, 191090), (1970, 188956), (2435, 152872), (3880, 95939), (3896, 95545), (3940, 94478), (4870, 76436), (7880, 47239), (9740, 38218), (19109, 19480)]