8565540860

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{51581}}^1$

素因数の和:51651

約数の個数: 72

約数和(自身を含む): 19809963936

約数和(自身を除く): 11244423076

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 38, 46, 76, 92, 95, 115, 190, 230, 361, 380, 437, 460, 722, 874, 1444, 1748, 1805, 2185, 3610, 4370, 7220, 8303, 8740, 16606, 33212, 41515, 51581, 83030, 103162, 166060, 206324, 257905, 515810, 980039, 1031620, 1186363, 1960078, 2372726, 3920156, 4745452, 4900195, 5931815, 9800390, 11863630, 18620741, 19600780, 22540897, 23727260, 37241482, 45081794, 74482964, 90163588, 93103705, 112704485, 186207410, 225408970, 372414820, 428277043, 450817940, 856554086, 1713108172, 2141385215, 4282770430, 8565540860]

約数ペア:

[(1, 8565540860), (2, 4282770430), (4, 2141385215), (5, 1713108172), (10, 856554086), (19, 450817940), (20, 428277043), (23, 372414820), (38, 225408970), (46, 186207410), (76, 112704485), (92, 93103705), (95, 90163588), (115, 74482964), (190, 45081794), (230, 37241482), (361, 23727260), (380, 22540897), (437, 19600780), (460, 18620741), (722, 11863630), (874, 9800390), (1444, 5931815), (1748, 4900195), (1805, 4745452), (2185, 3920156), (3610, 2372726), (4370, 1960078), (7220, 1186363), (8303, 1031620), (8740, 980039), (16606, 515810), (33212, 257905), (41515, 206324), (51581, 166060), (83030, 103162)]