27880440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{33191}}^1$

素因数の和:33212

約数の個数: 64

約数和(自身を含む): 95592960

約数和(自身を除く): 67712520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 33191, 66382, 99573, 132764, 165955, 199146, 232337, 265528, 331910, 398292, 464674, 497865, 663820, 697011, 796584, 929348, 995730, 1161685, 1327640, 1394022, 1858696, 1991460, 2323370, 2788044, 3485055, 3982920, 4646740, 5576088, 6970110, 9293480, 13940220, 27880440]

約数ペア:

[(1, 27880440), (2, 13940220), (3, 9293480), (4, 6970110), (5, 5576088), (6, 4646740), (7, 3982920), (8, 3485055), (10, 2788044), (12, 2323370), (14, 1991460), (15, 1858696), (20, 1394022), (21, 1327640), (24, 1161685), (28, 995730), (30, 929348), (35, 796584), (40, 697011), (42, 663820), (56, 497865), (60, 464674), (70, 398292), (84, 331910), (105, 265528), (120, 232337), (140, 199146), (168, 165955), (210, 132764), (280, 99573), (420, 66382), (840, 33191)]