22311040

素因数分解:

$2^7\times 5^1\times {\mathrm{71}}^1\times {\mathrm{491}}^1$

素因数の和:581

約数の個数: 64

約数和(自身を含む): 54198720

約数和(自身を除く): 31887680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 80, 128, 142, 160, 284, 320, 355, 491, 568, 640, 710, 982, 1136, 1420, 1964, 2272, 2455, 2840, 3928, 4544, 4910, 5680, 7856, 9088, 9820, 11360, 15712, 19640, 22720, 31424, 34861, 39280, 45440, 62848, 69722, 78560, 139444, 157120, 174305, 278888, 314240, 348610, 557776, 697220, 1115552, 1394440, 2231104, 2788880, 4462208, 5577760, 11155520, 22311040]

約数ペア:

[(1, 22311040), (2, 11155520), (4, 5577760), (5, 4462208), (8, 2788880), (10, 2231104), (16, 1394440), (20, 1115552), (32, 697220), (40, 557776), (64, 348610), (71, 314240), (80, 278888), (128, 174305), (142, 157120), (160, 139444), (284, 78560), (320, 69722), (355, 62848), (491, 45440), (568, 39280), (640, 34861), (710, 31424), (982, 22720), (1136, 19640), (1420, 15712), (1964, 11360), (2272, 9820), (2455, 9088), (2840, 7856), (3928, 5680), (4544, 4910)]