201491840

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{28621}}^1$

素因数の和:28651

約数の個数: 64

約数和(自身を含む): 525499920

約数和(自身を除く): 324008080

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 320, 352, 440, 640, 704, 880, 1408, 1760, 3520, 7040, 28621, 57242, 114484, 143105, 228968, 286210, 314831, 457936, 572420, 629662, 915872, 1144840, 1259324, 1574155, 1831744, 2289680, 2518648, 3148310, 3663488, 4579360, 5037296, 6296620, 9158720, 10074592, 12593240, 18317440, 20149184, 25186480, 40298368, 50372960, 100745920, 201491840]

約数ペア:

[(1, 201491840), (2, 100745920), (4, 50372960), (5, 40298368), (8, 25186480), (10, 20149184), (11, 18317440), (16, 12593240), (20, 10074592), (22, 9158720), (32, 6296620), (40, 5037296), (44, 4579360), (55, 3663488), (64, 3148310), (80, 2518648), (88, 2289680), (110, 1831744), (128, 1574155), (160, 1259324), (176, 1144840), (220, 915872), (320, 629662), (352, 572420), (440, 457936), (640, 314831), (704, 286210), (880, 228968), (1408, 143105), (1760, 114484), (3520, 57242), (7040, 28621)]