30547760

素因数分解:

$2^4\times 5^1\times {\mathrm{421}}^1\times {\mathrm{907}}^1$

素因数の和:1341

約数の個数: 40

約数和(自身を含む): 71270736

約数和(自身を除く): 40722976

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 421, 842, 907, 1684, 1814, 2105, 3368, 3628, 4210, 4535, 6736, 7256, 8420, 9070, 14512, 16840, 18140, 33680, 36280, 72560, 381847, 763694, 1527388, 1909235, 3054776, 3818470, 6109552, 7636940, 15273880, 30547760]

約数ペア:

[(1, 30547760), (2, 15273880), (4, 7636940), (5, 6109552), (8, 3818470), (10, 3054776), (16, 1909235), (20, 1527388), (40, 763694), (80, 381847), (421, 72560), (842, 36280), (907, 33680), (1684, 18140), (1814, 16840), (2105, 14512), (3368, 9070), (3628, 8420), (4210, 7256), (4535, 6736)]