22728320

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2089}}^1$

素因数の和:2125

約数の個数: 64

約数和(自身を含む): 57558600

約数和(自身を除く): 34830280

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 272, 320, 340, 544, 640, 680, 1088, 1360, 2089, 2176, 2720, 4178, 5440, 8356, 10445, 10880, 16712, 20890, 33424, 35513, 41780, 66848, 71026, 83560, 133696, 142052, 167120, 177565, 267392, 284104, 334240, 355130, 568208, 668480, 710260, 1136416, 1336960, 1420520, 2272832, 2841040, 4545664, 5682080, 11364160, 22728320]

約数ペア:

[(1, 22728320), (2, 11364160), (4, 5682080), (5, 4545664), (8, 2841040), (10, 2272832), (16, 1420520), (17, 1336960), (20, 1136416), (32, 710260), (34, 668480), (40, 568208), (64, 355130), (68, 334240), (80, 284104), (85, 267392), (128, 177565), (136, 167120), (160, 142052), (170, 133696), (272, 83560), (320, 71026), (340, 66848), (544, 41780), (640, 35513), (680, 33424), (1088, 20890), (1360, 16712), (2089, 10880), (2176, 10445), (2720, 8356), (4178, 5440)]