2917369720

素因数分解:

$2^3\times 5^1\times {\mathrm{3463}}^1\times {\mathrm{21061}}^1$

素因数の和:24535

約数の個数: 32

約数和(自身を含む): 6566289120

約数和(自身を除く): 3648919400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3463, 6926, 13852, 17315, 21061, 27704, 34630, 42122, 69260, 84244, 105305, 138520, 168488, 210610, 421220, 842440, 72934243, 145868486, 291736972, 364671215, 583473944, 729342430, 1458684860, 2917369720]

約数ペア:

[(1, 2917369720), (2, 1458684860), (4, 729342430), (5, 583473944), (8, 364671215), (10, 291736972), (20, 145868486), (40, 72934243), (3463, 842440), (6926, 421220), (13852, 210610), (17315, 168488), (21061, 138520), (27704, 105305), (34630, 84244), (42122, 69260)]