1337989840

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1520443}}^1$

素因数の和:1520467

約数の個数: 40

約数和(自身を含む): 3393631008

約数和(自身を除く): 2055641168

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 1520443, 3040886, 6081772, 7602215, 12163544, 15204430, 16724873, 24327088, 30408860, 33449746, 60817720, 66899492, 83624365, 121635440, 133798984, 167248730, 267597968, 334497460, 668994920, 1337989840]

約数ペア:

[(1, 1337989840), (2, 668994920), (4, 334497460), (5, 267597968), (8, 167248730), (10, 133798984), (11, 121635440), (16, 83624365), (20, 66899492), (22, 60817720), (40, 33449746), (44, 30408860), (55, 24327088), (80, 16724873), (88, 15204430), (110, 12163544), (176, 7602215), (220, 6081772), (440, 3040886), (880, 1520443)]