29722120

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{401}}^1$

素因数の和:538

約数の個数: 64

約数和(自身を含む): 71636400

約数和(自身を除く): 41914280

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 109, 136, 170, 218, 340, 401, 436, 545, 680, 802, 872, 1090, 1604, 1853, 2005, 2180, 3208, 3706, 4010, 4360, 6817, 7412, 8020, 9265, 13634, 14824, 16040, 18530, 27268, 34085, 37060, 43709, 54536, 68170, 74120, 87418, 136340, 174836, 218545, 272680, 349672, 437090, 743053, 874180, 1486106, 1748360, 2972212, 3715265, 5944424, 7430530, 14861060, 29722120]

約数ペア:

[(1, 29722120), (2, 14861060), (4, 7430530), (5, 5944424), (8, 3715265), (10, 2972212), (17, 1748360), (20, 1486106), (34, 874180), (40, 743053), (68, 437090), (85, 349672), (109, 272680), (136, 218545), (170, 174836), (218, 136340), (340, 87418), (401, 74120), (436, 68170), (545, 54536), (680, 43709), (802, 37060), (872, 34085), (1090, 27268), (1604, 18530), (1853, 16040), (2005, 14824), (2180, 13634), (3208, 9265), (3706, 8020), (4010, 7412), (4360, 6817)]