2227657660

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{82567}}^1$

素因数の和:82666

約数の個数: 48

約数和(自身を含む): 4993712640

約数和(自身を除く): 2766054980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 71, 76, 95, 142, 190, 284, 355, 380, 710, 1349, 1420, 2698, 5396, 6745, 13490, 26980, 82567, 165134, 330268, 412835, 825670, 1568773, 1651340, 3137546, 5862257, 6275092, 7843865, 11724514, 15687730, 23449028, 29311285, 31375460, 58622570, 111382883, 117245140, 222765766, 445531532, 556914415, 1113828830, 2227657660]

約数ペア:

[(1, 2227657660), (2, 1113828830), (4, 556914415), (5, 445531532), (10, 222765766), (19, 117245140), (20, 111382883), (38, 58622570), (71, 31375460), (76, 29311285), (95, 23449028), (142, 15687730), (190, 11724514), (284, 7843865), (355, 6275092), (380, 5862257), (710, 3137546), (1349, 1651340), (1420, 1568773), (2698, 825670), (5396, 412835), (6745, 330268), (13490, 165134), (26980, 82567)]