40979840

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{5821}}^1$

素因数の和:5851

約数の個数: 64

約数和(自身を含む): 106891920

約数和(自身を除く): 65912080

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, 5821, 7040, 11642, 23284, 29105, 46568, 58210, 64031, 93136, 116420, 128062, 186272, 232840, 256124, 320155, 372544, 465680, 512248, 640310, 745088, 931360, 1024496, 1280620, 1862720, 2048992, 2561240, 3725440, 4097984, 5122480, 8195968, 10244960, 20489920, 40979840]

約数ペア:

[(1, 40979840), (2, 20489920), (4, 10244960), (5, 8195968), (8, 5122480), (10, 4097984), (11, 3725440), (16, 2561240), (20, 2048992), (22, 1862720), (32, 1280620), (40, 1024496), (44, 931360), (55, 745088), (64, 640310), (80, 512248), (88, 465680), (110, 372544), (128, 320155), (160, 256124), (176, 232840), (220, 186272), (320, 128062), (352, 116420), (440, 93136), (640, 64031), (704, 58210), (880, 46568), (1408, 29105), (1760, 23284), (3520, 11642), (5821, 7040)]