213528040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{5003}}^1$

素因数の和:5122

約数の個数: 64

約数和(自身を含む): 529623360

約数和(自身を除く): 316095320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 97, 110, 194, 220, 388, 440, 485, 776, 970, 1067, 1940, 2134, 3880, 4268, 5003, 5335, 8536, 10006, 10670, 20012, 21340, 25015, 40024, 42680, 50030, 55033, 100060, 110066, 200120, 220132, 275165, 440264, 485291, 550330, 970582, 1100660, 1941164, 2201320, 2426455, 3882328, 4852910, 5338201, 9705820, 10676402, 19411640, 21352804, 26691005, 42705608, 53382010, 106764020, 213528040]

約数ペア:

[(1, 213528040), (2, 106764020), (4, 53382010), (5, 42705608), (8, 26691005), (10, 21352804), (11, 19411640), (20, 10676402), (22, 9705820), (40, 5338201), (44, 4852910), (55, 3882328), (88, 2426455), (97, 2201320), (110, 1941164), (194, 1100660), (220, 970582), (388, 550330), (440, 485291), (485, 440264), (776, 275165), (970, 220132), (1067, 200120), (1940, 110066), (2134, 100060), (3880, 55033), (4268, 50030), (5003, 42680), (5335, 40024), (8536, 25015), (10006, 21340), (10670, 20012)]