61578460

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{601}}^1$

素因数の和:766

約数の個数: 48

約数和(自身を含む): 133499520

約数和(自身を除く): 71921060

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 109, 188, 218, 235, 436, 470, 545, 601, 940, 1090, 1202, 2180, 2404, 3005, 5123, 6010, 10246, 12020, 20492, 25615, 28247, 51230, 56494, 65509, 102460, 112988, 131018, 141235, 262036, 282470, 327545, 564940, 655090, 1310180, 3078923, 6157846, 12315692, 15394615, 30789230, 61578460]

約数ペア:

[(1, 61578460), (2, 30789230), (4, 15394615), (5, 12315692), (10, 6157846), (20, 3078923), (47, 1310180), (94, 655090), (109, 564940), (188, 327545), (218, 282470), (235, 262036), (436, 141235), (470, 131018), (545, 112988), (601, 102460), (940, 65509), (1090, 56494), (1202, 51230), (2180, 28247), (2404, 25615), (3005, 20492), (5123, 12020), (6010, 10246)]