1317960020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{22937}}^1$

素因数の和:22989

約数の個数: 72

約数和(自身を含む): 3173426424

約数和(自身を除く): 1855466404

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 169, 170, 221, 260, 338, 340, 442, 676, 845, 884, 1105, 1690, 2210, 2873, 3380, 4420, 5746, 11492, 14365, 22937, 28730, 45874, 57460, 91748, 114685, 229370, 298181, 389929, 458740, 596362, 779858, 1192724, 1490905, 1559716, 1949645, 2981810, 3876353, 3899290, 5069077, 5963620, 7752706, 7798580, 10138154, 15505412, 19381765, 20276308, 25345385, 38763530, 50690770, 65898001, 77527060, 101381540, 131796002, 263592004, 329490005, 658980010, 1317960020]

約数ペア:

[(1, 1317960020), (2, 658980010), (4, 329490005), (5, 263592004), (10, 131796002), (13, 101381540), (17, 77527060), (20, 65898001), (26, 50690770), (34, 38763530), (52, 25345385), (65, 20276308), (68, 19381765), (85, 15505412), (130, 10138154), (169, 7798580), (170, 7752706), (221, 5963620), (260, 5069077), (338, 3899290), (340, 3876353), (442, 2981810), (676, 1949645), (845, 1559716), (884, 1490905), (1105, 1192724), (1690, 779858), (2210, 596362), (2873, 458740), (3380, 389929), (4420, 298181), (5746, 229370), (11492, 114685), (14365, 91748), (22937, 57460), (28730, 45874)]