61363480

素因数分解:

$2^3\times 5^1\times {\mathrm{347}}^1\times {\mathrm{4421}}^1$

素因数の和:4779

約数の個数: 32

約数和(自身を含む): 138497040

約数和(自身を除く): 77133560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 347, 694, 1388, 1735, 2776, 3470, 4421, 6940, 8842, 13880, 17684, 22105, 35368, 44210, 88420, 176840, 1534087, 3068174, 6136348, 7670435, 12272696, 15340870, 30681740, 61363480]

約数ペア:

[(1, 61363480), (2, 30681740), (4, 15340870), (5, 12272696), (8, 7670435), (10, 6136348), (20, 3068174), (40, 1534087), (347, 176840), (694, 88420), (1388, 44210), (1735, 35368), (2776, 22105), (3470, 17684), (4421, 13880), (6940, 8842)]