990771.00000000

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{18461}}^1$

素因数の和:18492

約数の個数: 48

約数和(自身を含む): 62032320

約数和(自身を除く): 40986780

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, 18461, 36922, 55383, 73844, 92305, 110766, 184610, 221532, 276915, 350759, 369220, 553830, 701518, 1052277, 1107660, 1403036, 1753795, 2104554, 3507590, 4209108, 5261385, 7015180, 10522770, 21045540]

約数ペア:

[(1, 21045540), (2, 10522770), (3, 7015180), (4, 5261385), (5, 4209108), (6, 3507590), (10, 2104554), (12, 1753795), (15, 1403036), (19, 1107660), (20, 1052277), (30, 701518), (38, 553830), (57, 369220), (60, 350759), (76, 276915), (95, 221532), (114, 184610), (190, 110766), (228, 92305), (285, 73844), (380, 55383), (570, 36922), (1140, 18461)]