38212980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{48991}}^1$

素因数の和:49016

約数の個数: 48

約数和(自身を含む): 115229184

約数和(自身を除く): 77016204

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, 48991, 97982, 146973, 195964, 244955, 293946, 489910, 587892, 636883, 734865, 979820, 1273766, 1469730, 1910649, 2547532, 2939460, 3184415, 3821298, 6368830, 7642596, 9553245, 12737660, 19106490, 38212980]

約数ペア:

[(1, 38212980), (2, 19106490), (3, 12737660), (4, 9553245), (5, 7642596), (6, 6368830), (10, 3821298), (12, 3184415), (13, 2939460), (15, 2547532), (20, 1910649), (26, 1469730), (30, 1273766), (39, 979820), (52, 734865), (60, 636883), (65, 587892), (78, 489910), (130, 293946), (156, 244955), (195, 195964), (260, 146973), (390, 97982), (780, 48991)]