29018980

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{823}}^1$

素因数の和:916

約数の個数: 48

約数和(自身を含む): 63955584

約数和(自身を除く): 34936604

約数列:

[1, 2, 4, 5, 10, 20, 41, 43, 82, 86, 164, 172, 205, 215, 410, 430, 820, 823, 860, 1646, 1763, 3292, 3526, 4115, 7052, 8230, 8815, 16460, 17630, 33743, 35260, 35389, 67486, 70778, 134972, 141556, 168715, 176945, 337430, 353890, 674860, 707780, 1450949, 2901898, 5803796, 7254745, 14509490, 29018980]

約数ペア:

[(1, 29018980), (2, 14509490), (4, 7254745), (5, 5803796), (10, 2901898), (20, 1450949), (41, 707780), (43, 674860), (82, 353890), (86, 337430), (164, 176945), (172, 168715), (205, 141556), (215, 134972), (410, 70778), (430, 67486), (820, 35389), (823, 35260), (860, 33743), (1646, 17630), (1763, 16460), (3292, 8815), (3526, 8230), (4115, 7052)]