11228240

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1$

素因数の和:204

約数の個数: 80

約数和(自身を含む): 28123200

約数和(自身を除く): 16894960

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 83, 89, 95, 152, 166, 178, 190, 304, 332, 356, 380, 415, 445, 664, 712, 760, 830, 890, 1328, 1424, 1520, 1577, 1660, 1691, 1780, 3154, 3320, 3382, 3560, 6308, 6640, 6764, 7120, 7387, 7885, 8455, 12616, 13528, 14774, 15770, 16910, 25232, 27056, 29548, 31540, 33820, 36935, 59096, 63080, 67640, 73870, 118192, 126160, 135280, 140353, 147740, 280706, 295480, 561412, 590960, 701765, 1122824, 1403530, 2245648, 2807060, 5614120, 11228240]

約数ペア:

[(1, 11228240), (2, 5614120), (4, 2807060), (5, 2245648), (8, 1403530), (10, 1122824), (16, 701765), (19, 590960), (20, 561412), (38, 295480), (40, 280706), (76, 147740), (80, 140353), (83, 135280), (89, 126160), (95, 118192), (152, 73870), (166, 67640), (178, 63080), (190, 59096), (304, 36935), (332, 33820), (356, 31540), (380, 29548), (415, 27056), (445, 25232), (664, 16910), (712, 15770), (760, 14774), (830, 13528), (890, 12616), (1328, 8455), (1424, 7885), (1520, 7387), (1577, 7120), (1660, 6764), (1691, 6640), (1780, 6308), (3154, 3560), (3320, 3382)]