55530020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{2347}}^1$

素因数の和:2389

約数の個数: 72

約数和(自身を含む): 144373824

約数和(自身を除く): 88843804

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 169, 182, 260, 338, 364, 455, 676, 845, 910, 1183, 1690, 1820, 2347, 2366, 3380, 4694, 4732, 5915, 9388, 11735, 11830, 16429, 23470, 23660, 30511, 32858, 46940, 61022, 65716, 82145, 122044, 152555, 164290, 213577, 305110, 328580, 396643, 427154, 610220, 793286, 854308, 1067885, 1586572, 1983215, 2135770, 2776501, 3966430, 4271540, 5553002, 7932860, 11106004, 13882505, 27765010, 55530020]

約数ペア:

[(1, 55530020), (2, 27765010), (4, 13882505), (5, 11106004), (7, 7932860), (10, 5553002), (13, 4271540), (14, 3966430), (20, 2776501), (26, 2135770), (28, 1983215), (35, 1586572), (52, 1067885), (65, 854308), (70, 793286), (91, 610220), (130, 427154), (140, 396643), (169, 328580), (182, 305110), (260, 213577), (338, 164290), (364, 152555), (455, 122044), (676, 82145), (845, 65716), (910, 61022), (1183, 46940), (1690, 32858), (1820, 30511), (2347, 23660), (2366, 23470), (3380, 16429), (4694, 11830), (4732, 11735), (5915, 9388)]