20434260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{4423}}^1$

素因数の和:4453

約数の個数: 96

約数和(自身を含む): 71350272

約数和(自身を除く): 50916012

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 55, 60, 66, 70, 77, 84, 105, 110, 132, 140, 154, 165, 210, 220, 231, 308, 330, 385, 420, 462, 660, 770, 924, 1155, 1540, 2310, 4423, 4620, 8846, 13269, 17692, 22115, 26538, 30961, 44230, 48653, 53076, 61922, 66345, 88460, 92883, 97306, 123844, 132690, 145959, 154805, 185766, 194612, 243265, 265380, 291918, 309610, 340571, 371532, 464415, 486530, 583836, 619220, 681142, 729795, 928830, 973060, 1021713, 1362284, 1459590, 1702855, 1857660, 2043426, 2919180, 3405710, 4086852, 5108565, 6811420, 10217130, 20434260]

約数ペア:

[(1, 20434260), (2, 10217130), (3, 6811420), (4, 5108565), (5, 4086852), (6, 3405710), (7, 2919180), (10, 2043426), (11, 1857660), (12, 1702855), (14, 1459590), (15, 1362284), (20, 1021713), (21, 973060), (22, 928830), (28, 729795), (30, 681142), (33, 619220), (35, 583836), (42, 486530), (44, 464415), (55, 371532), (60, 340571), (66, 309610), (70, 291918), (77, 265380), (84, 243265), (105, 194612), (110, 185766), (132, 154805), (140, 145959), (154, 132690), (165, 123844), (210, 97306), (220, 92883), (231, 88460), (308, 66345), (330, 61922), (385, 53076), (420, 48653), (462, 44230), (660, 30961), (770, 26538), (924, 22115), (1155, 17692), (1540, 13269), (2310, 8846), (4423, 4620)]