28865940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{25321}}^1$

素因数の和:25352

約数の個数: 48

約数和(自身を含む): 85081920

約数和(自身を除く): 56215980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 25321, 50642, 75963, 101284, 126605, 151926, 253210, 303852, 379815, 481099, 506420, 759630, 962198, 1443297, 1519260, 1924396, 2405495, 2886594, 4810990, 5773188, 7216485, 9621980, 14432970, 28865940]

約数ペア:

[(1, 28865940), (2, 14432970), (3, 9621980), (4, 7216485), (5, 5773188), (6, 4810990), (10, 2886594), (12, 2405495), (15, 1924396), (19, 1519260), (20, 1443297), (30, 962198), (38, 759630), (57, 506420), (60, 481099), (76, 379815), (95, 303852), (114, 253210), (190, 151926), (228, 126605), (285, 101284), (380, 75963), (570, 50642), (1140, 25321)]