30628780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{16829}}^1$

素因数の和:16858

約数の個数: 48

約数和(自身を含む): 79168320

約数和(自身を除く): 48539540

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 16829, 33658, 67316, 84145, 117803, 168290, 218777, 235606, 336580, 437554, 471212, 589015, 875108, 1093885, 1178030, 1531439, 2187770, 2356060, 3062878, 4375540, 6125756, 7657195, 15314390, 30628780]

約数ペア:

[(1, 30628780), (2, 15314390), (4, 7657195), (5, 6125756), (7, 4375540), (10, 3062878), (13, 2356060), (14, 2187770), (20, 1531439), (26, 1178030), (28, 1093885), (35, 875108), (52, 589015), (65, 471212), (70, 437554), (91, 336580), (130, 235606), (140, 218777), (182, 168290), (260, 117803), (364, 84145), (455, 67316), (910, 33658), (1820, 16829)]