4496840

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^2\times {\mathrm{389}}^1$

素因数の和:434

約数の個数: 48

約数和(自身を含む): 10775700

約数和(自身を除く): 6278860

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 289, 340, 389, 578, 680, 778, 1156, 1445, 1556, 1945, 2312, 2890, 3112, 3890, 5780, 6613, 7780, 11560, 13226, 15560, 26452, 33065, 52904, 66130, 112421, 132260, 224842, 264520, 449684, 562105, 899368, 1124210, 2248420, 4496840]

約数ペア:

[(1, 4496840), (2, 2248420), (4, 1124210), (5, 899368), (8, 562105), (10, 449684), (17, 264520), (20, 224842), (34, 132260), (40, 112421), (68, 66130), (85, 52904), (136, 33065), (170, 26452), (289, 15560), (340, 13226), (389, 11560), (578, 7780), (680, 6613), (778, 5780), (1156, 3890), (1445, 3112), (1556, 2890), (1945, 2312)]