1900049520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{255383}}^1$

素因数の和:255430

約数の個数: 80

約数和(自身を含む): 6080182272

約数和(自身を除く): 4180132752

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 620, 744, 930, 1240, 1488, 1860, 2480, 3720, 7440, 255383, 510766, 766149, 1021532, 1276915, 1532298, 2043064, 2553830, 3064596, 3830745, 4086128, 5107660, 6129192, 7661490, 7916873, 10215320, 12258384, 15322980, 15833746, 20430640, 23750619, 30645960, 31667492, 39584365, 47501238, 61291920, 63334984, 79168730, 95002476, 118753095, 126669968, 158337460, 190004952, 237506190, 316674920, 380009904, 475012380, 633349840, 950024760, 1900049520]

約数ペア:

[(1, 1900049520), (2, 950024760), (3, 633349840), (4, 475012380), (5, 380009904), (6, 316674920), (8, 237506190), (10, 190004952), (12, 158337460), (15, 126669968), (16, 118753095), (20, 95002476), (24, 79168730), (30, 63334984), (31, 61291920), (40, 47501238), (48, 39584365), (60, 31667492), (62, 30645960), (80, 23750619), (93, 20430640), (120, 15833746), (124, 15322980), (155, 12258384), (186, 10215320), (240, 7916873), (248, 7661490), (310, 6129192), (372, 5107660), (465, 4086128), (496, 3830745), (620, 3064596), (744, 2553830), (930, 2043064), (1240, 1532298), (1488, 1276915), (1860, 1021532), (2480, 766149), (3720, 510766), (7440, 255383)]