30878320

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{35089}}^1$

素因数の和:35113

約数の個数: 40

約数和(自身を含む): 78320880

約数和(自身を除く): 47442560

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 35089, 70178, 140356, 175445, 280712, 350890, 385979, 561424, 701780, 771958, 1403560, 1543916, 1929895, 2807120, 3087832, 3859790, 6175664, 7719580, 15439160, 30878320]

約数ペア:

[(1, 30878320), (2, 15439160), (4, 7719580), (5, 6175664), (8, 3859790), (10, 3087832), (11, 2807120), (16, 1929895), (20, 1543916), (22, 1403560), (40, 771958), (44, 701780), (55, 561424), (80, 385979), (88, 350890), (110, 280712), (176, 175445), (220, 140356), (440, 70178), (880, 35089)]