28055280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{10627}}^1$

素因数の和:10654

約数の個数: 80

約数和(自身を含む): 94886784

約数和(自身を除く): 66831504

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 880, 1320, 2640, 10627, 21254, 31881, 42508, 53135, 63762, 85016, 106270, 116897, 127524, 159405, 170032, 212540, 233794, 255048, 318810, 350691, 425080, 467588, 510096, 584485, 637620, 701382, 850160, 935176, 1168970, 1275240, 1402764, 1753455, 1870352, 2337940, 2550480, 2805528, 3506910, 4675880, 5611056, 7013820, 9351760, 14027640, 28055280]

約数ペア:

[(1, 28055280), (2, 14027640), (3, 9351760), (4, 7013820), (5, 5611056), (6, 4675880), (8, 3506910), (10, 2805528), (11, 2550480), (12, 2337940), (15, 1870352), (16, 1753455), (20, 1402764), (22, 1275240), (24, 1168970), (30, 935176), (33, 850160), (40, 701382), (44, 637620), (48, 584485), (55, 510096), (60, 467588), (66, 425080), (80, 350691), (88, 318810), (110, 255048), (120, 233794), (132, 212540), (165, 170032), (176, 159405), (220, 127524), (240, 116897), (264, 106270), (330, 85016), (440, 63762), (528, 53135), (660, 42508), (880, 31881), (1320, 21254), (2640, 10627)]