12947440

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{14713}}^1$

素因数の和:14737

約数の個数: 40

約数和(自身を含む): 32841648

約数和(自身を除く): 19894208

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 14713, 29426, 58852, 73565, 117704, 147130, 161843, 235408, 294260, 323686, 588520, 647372, 809215, 1177040, 1294744, 1618430, 2589488, 3236860, 6473720, 12947440]

約数ペア:

[(1, 12947440), (2, 6473720), (4, 3236860), (5, 2589488), (8, 1618430), (10, 1294744), (11, 1177040), (16, 809215), (20, 647372), (22, 588520), (40, 323686), (44, 294260), (55, 235408), (80, 161843), (88, 147130), (110, 117704), (176, 73565), (220, 58852), (440, 29426), (880, 14713)]