11145680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1531}}^1$

素因数の和:1564

約数の個数: 80

約数和(自身を含む): 31914624

約数和(自身を除く): 20768944

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 728, 910, 1040, 1456, 1531, 1820, 3062, 3640, 6124, 7280, 7655, 10717, 12248, 15310, 19903, 21434, 24496, 30620, 39806, 42868, 53585, 61240, 79612, 85736, 99515, 107170, 122480, 139321, 159224, 171472, 199030, 214340, 278642, 318448, 398060, 428680, 557284, 696605, 796120, 857360, 1114568, 1393210, 1592240, 2229136, 2786420, 5572840, 11145680]

約数ペア:

[(1, 11145680), (2, 5572840), (4, 2786420), (5, 2229136), (7, 1592240), (8, 1393210), (10, 1114568), (13, 857360), (14, 796120), (16, 696605), (20, 557284), (26, 428680), (28, 398060), (35, 318448), (40, 278642), (52, 214340), (56, 199030), (65, 171472), (70, 159224), (80, 139321), (91, 122480), (104, 107170), (112, 99515), (130, 85736), (140, 79612), (182, 61240), (208, 53585), (260, 42868), (280, 39806), (364, 30620), (455, 24496), (520, 21434), (560, 19903), (728, 15310), (910, 12248), (1040, 10717), (1456, 7655), (1531, 7280), (1820, 6124), (3062, 3640)]