20875970

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{863}}^1$

素因数の和:970

約数の個数: 32

約数和(自身を含む): 39191040

約数和(自身を除く): 18315070

約数列:

[1, 2, 5, 10, 41, 59, 82, 118, 205, 295, 410, 590, 863, 1726, 2419, 4315, 4838, 8630, 12095, 24190, 35383, 50917, 70766, 101834, 176915, 254585, 353830, 509170, 2087597, 4175194, 10437985, 20875970]

約数ペア:

[(1, 20875970), (2, 10437985), (5, 4175194), (10, 2087597), (41, 509170), (59, 353830), (82, 254585), (118, 176915), (205, 101834), (295, 70766), (410, 50917), (590, 35383), (863, 24190), (1726, 12095), (2419, 8630), (4315, 4838)]