2320340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{199}}^1$

素因数の和:272

約数の個数: 48

約数和(自身を含む): 5443200

約数和(自身を除く): 3122860

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 53, 55, 106, 110, 199, 212, 220, 265, 398, 530, 583, 796, 995, 1060, 1166, 1990, 2189, 2332, 2915, 3980, 4378, 5830, 8756, 10547, 10945, 11660, 21094, 21890, 42188, 43780, 52735, 105470, 116017, 210940, 232034, 464068, 580085, 1160170, 2320340]

約数ペア:

[(1, 2320340), (2, 1160170), (4, 580085), (5, 464068), (10, 232034), (11, 210940), (20, 116017), (22, 105470), (44, 52735), (53, 43780), (55, 42188), (106, 21890), (110, 21094), (199, 11660), (212, 10945), (220, 10547), (265, 8756), (398, 5830), (530, 4378), (583, 3980), (796, 2915), (995, 2332), (1060, 2189), (1166, 1990)]