11990720

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1$

素因数の和:178

約数の個数: 112

約数和(自身を含む): 33576768

約数和(自身を除く): 21586048

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 53, 56, 64, 70, 80, 101, 106, 112, 140, 160, 202, 212, 224, 265, 280, 320, 371, 404, 424, 448, 505, 530, 560, 707, 742, 808, 848, 1010, 1060, 1120, 1414, 1484, 1616, 1696, 1855, 2020, 2120, 2240, 2828, 2968, 3232, 3392, 3535, 3710, 4040, 4240, 5353, 5656, 5936, 6464, 7070, 7420, 8080, 8480, 10706, 11312, 11872, 14140, 14840, 16160, 16960, 21412, 22624, 23744, 26765, 28280, 29680, 32320, 37471, 42824, 45248, 53530, 56560, 59360, 74942, 85648, 107060, 113120, 118720, 149884, 171296, 187355, 214120, 226240, 299768, 342592, 374710, 428240, 599536, 749420, 856480, 1199072, 1498840, 1712960, 2398144, 2997680, 5995360, 11990720]

約数ペア:

[(1, 11990720), (2, 5995360), (4, 2997680), (5, 2398144), (7, 1712960), (8, 1498840), (10, 1199072), (14, 856480), (16, 749420), (20, 599536), (28, 428240), (32, 374710), (35, 342592), (40, 299768), (53, 226240), (56, 214120), (64, 187355), (70, 171296), (80, 149884), (101, 118720), (106, 113120), (112, 107060), (140, 85648), (160, 74942), (202, 59360), (212, 56560), (224, 53530), (265, 45248), (280, 42824), (320, 37471), (371, 32320), (404, 29680), (424, 28280), (448, 26765), (505, 23744), (530, 22624), (560, 21412), (707, 16960), (742, 16160), (808, 14840), (848, 14140), (1010, 11872), (1060, 11312), (1120, 10706), (1414, 8480), (1484, 8080), (1616, 7420), (1696, 7070), (1855, 6464), (2020, 5936), (2120, 5656), (2240, 5353), (2828, 4240), (2968, 4040), (3232, 3710), (3392, 3535)]