2042890

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{197}}^1$

素因数の和:282

約数の個数: 32

約数和(自身を含む): 3977424

約数和(自身を除く): 1934534

約数列:

[1, 2, 5, 10, 17, 34, 61, 85, 122, 170, 197, 305, 394, 610, 985, 1037, 1970, 2074, 3349, 5185, 6698, 10370, 12017, 16745, 24034, 33490, 60085, 120170, 204289, 408578, 1021445, 2042890]

約数ペア:

[(1, 2042890), (2, 1021445), (5, 408578), (10, 204289), (17, 120170), (34, 60085), (61, 33490), (85, 24034), (122, 16745), (170, 12017), (197, 10370), (305, 6698), (394, 5185), (610, 3349), (985, 2074), (1037, 1970)]