1111009840

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{816919}}^1$

素因数の和:816949

約数の個数: 40

約数和(自身を含む): 2735048160

約数和(自身を除く): 1624038320

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 816919, 1633838, 3267676, 4084595, 6535352, 8169190, 13070704, 13887623, 16338380, 27775246, 32676760, 55550492, 65353520, 69438115, 111100984, 138876230, 222201968, 277752460, 555504920, 1111009840]

約数ペア:

[(1, 1111009840), (2, 555504920), (4, 277752460), (5, 222201968), (8, 138876230), (10, 111100984), (16, 69438115), (17, 65353520), (20, 55550492), (34, 32676760), (40, 27775246), (68, 16338380), (80, 13887623), (85, 13070704), (136, 8169190), (170, 6535352), (272, 4084595), (340, 3267676), (680, 1633838), (1360, 816919)]