2218377040

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{86927}}^1$

素因数の和:86980

約数の個数: 80

約数和(自身を含む): 5820698880

約数和(自身を除く): 3602321840

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 29, 40, 44, 55, 58, 80, 88, 110, 116, 145, 176, 220, 232, 290, 319, 440, 464, 580, 638, 880, 1160, 1276, 1595, 2320, 2552, 3190, 5104, 6380, 12760, 25520, 86927, 173854, 347708, 434635, 695416, 869270, 956197, 1390832, 1738540, 1912394, 2520883, 3477080, 3824788, 4780985, 5041766, 6954160, 7649576, 9561970, 10083532, 12604415, 15299152, 19123940, 20167064, 25208830, 27729713, 38247880, 40334128, 50417660, 55459426, 76495760, 100835320, 110918852, 138648565, 201670640, 221837704, 277297130, 443675408, 554594260, 1109188520, 2218377040]

約数ペア:

[(1, 2218377040), (2, 1109188520), (4, 554594260), (5, 443675408), (8, 277297130), (10, 221837704), (11, 201670640), (16, 138648565), (20, 110918852), (22, 100835320), (29, 76495760), (40, 55459426), (44, 50417660), (55, 40334128), (58, 38247880), (80, 27729713), (88, 25208830), (110, 20167064), (116, 19123940), (145, 15299152), (176, 12604415), (220, 10083532), (232, 9561970), (290, 7649576), (319, 6954160), (440, 5041766), (464, 4780985), (580, 3824788), (638, 3477080), (880, 2520883), (1160, 1912394), (1276, 1738540), (1595, 1390832), (2320, 956197), (2552, 869270), (3190, 695416), (5104, 434635), (6380, 347708), (12760, 173854), (25520, 86927)]