8998880

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{5113}}^1$

素因数の和:5139

約数の個数: 48

約数和(自身を含む): 23197104

約数和(自身を除く): 14198224

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 5113, 10226, 20452, 25565, 40904, 51130, 56243, 81808, 102260, 112486, 163616, 204520, 224972, 281215, 409040, 449944, 562430, 818080, 899888, 1124860, 1799776, 2249720, 4499440, 8998880]

約数ペア:

[(1, 8998880), (2, 4499440), (4, 2249720), (5, 1799776), (8, 1124860), (10, 899888), (11, 818080), (16, 562430), (20, 449944), (22, 409040), (32, 281215), (40, 224972), (44, 204520), (55, 163616), (80, 112486), (88, 102260), (110, 81808), (160, 56243), (176, 51130), (220, 40904), (352, 25565), (440, 20452), (880, 10226), (1760, 5113)]