440885920

素因数分解:

$2^5\times 5^1\times {\mathrm{1427}}^1\times {\mathrm{1931}}^1$

素因数の和:3373

約数の個数: 48

約数和(自身を含む): 1042862688

約数和(自身を除く): 601976768

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 1427, 1931, 2854, 3862, 5708, 7135, 7724, 9655, 11416, 14270, 15448, 19310, 22832, 28540, 30896, 38620, 45664, 57080, 61792, 77240, 114160, 154480, 228320, 308960, 2755537, 5511074, 11022148, 13777685, 22044296, 27555370, 44088592, 55110740, 88177184, 110221480, 220442960, 440885920]

約数ペア:

[(1, 440885920), (2, 220442960), (4, 110221480), (5, 88177184), (8, 55110740), (10, 44088592), (16, 27555370), (20, 22044296), (32, 13777685), (40, 11022148), (80, 5511074), (160, 2755537), (1427, 308960), (1931, 228320), (2854, 154480), (3862, 114160), (5708, 77240), (7135, 61792), (7724, 57080), (9655, 45664), (11416, 38620), (14270, 30896), (15448, 28540), (19310, 22832)]