9438780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{12101}}^1$

素因数の和:12126

約数の個数: 48

約数和(自身を含む): 28463904

約数和(自身を除く): 19025124

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 12101, 24202, 36303, 48404, 60505, 72606, 121010, 145212, 157313, 181515, 242020, 314626, 363030, 471939, 629252, 726060, 786565, 943878, 1573130, 1887756, 2359695, 3146260, 4719390, 9438780]

約数ペア:

[(1, 9438780), (2, 4719390), (3, 3146260), (4, 2359695), (5, 1887756), (6, 1573130), (10, 943878), (12, 786565), (13, 726060), (15, 629252), (20, 471939), (26, 363030), (30, 314626), (39, 242020), (52, 181515), (60, 157313), (65, 145212), (78, 121010), (130, 72606), (156, 60505), (195, 48404), (260, 36303), (390, 24202), (780, 12101)]