20340010160

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{92153}}^1$

素因数の和:92286

約数の個数: 80

約数和(自身を含む): 49365054720

約数和(自身を除く): 29025044560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 89, 124, 155, 178, 248, 310, 356, 445, 496, 620, 712, 890, 1240, 1424, 1780, 2480, 2759, 3560, 5518, 7120, 11036, 13795, 22072, 27590, 44144, 55180, 92153, 110360, 184306, 220720, 368612, 460765, 737224, 921530, 1474448, 1843060, 2856743, 3686120, 5713486, 7372240, 8201617, 11426972, 14283715, 16403234, 22853944, 28567430, 32806468, 41008085, 45707888, 57134860, 65612936, 82016170, 114269720, 131225872, 164032340, 228539440, 254250127, 328064680, 508500254, 656129360, 1017000508, 1271250635, 2034001016, 2542501270, 4068002032, 5085002540, 10170005080, 20340010160]

約数ペア:

[(1, 20340010160), (2, 10170005080), (4, 5085002540), (5, 4068002032), (8, 2542501270), (10, 2034001016), (16, 1271250635), (20, 1017000508), (31, 656129360), (40, 508500254), (62, 328064680), (80, 254250127), (89, 228539440), (124, 164032340), (155, 131225872), (178, 114269720), (248, 82016170), (310, 65612936), (356, 57134860), (445, 45707888), (496, 41008085), (620, 32806468), (712, 28567430), (890, 22853944), (1240, 16403234), (1424, 14283715), (1780, 11426972), (2480, 8201617), (2759, 7372240), (3560, 5713486), (5518, 3686120), (7120, 2856743), (11036, 1843060), (13795, 1474448), (22072, 921530), (27590, 737224), (44144, 460765), (55180, 368612), (92153, 220720), (110360, 184306)]