56891120

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{4973}}^1$

素因数の和:5010

約数の個数: 80

約数和(自身を含む): 155427552

約数和(自身を除く): 98536432

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 40, 44, 52, 55, 65, 80, 88, 104, 110, 130, 143, 176, 208, 220, 260, 286, 440, 520, 572, 715, 880, 1040, 1144, 1430, 2288, 2860, 4973, 5720, 9946, 11440, 19892, 24865, 39784, 49730, 54703, 64649, 79568, 99460, 109406, 129298, 198920, 218812, 258596, 273515, 323245, 397840, 437624, 517192, 547030, 646490, 711139, 875248, 1034384, 1094060, 1292980, 1422278, 2188120, 2585960, 2844556, 3555695, 4376240, 5171920, 5689112, 7111390, 11378224, 14222780, 28445560, 56891120]

約数ペア:

[(1, 56891120), (2, 28445560), (4, 14222780), (5, 11378224), (8, 7111390), (10, 5689112), (11, 5171920), (13, 4376240), (16, 3555695), (20, 2844556), (22, 2585960), (26, 2188120), (40, 1422278), (44, 1292980), (52, 1094060), (55, 1034384), (65, 875248), (80, 711139), (88, 646490), (104, 547030), (110, 517192), (130, 437624), (143, 397840), (176, 323245), (208, 273515), (220, 258596), (260, 218812), (286, 198920), (440, 129298), (520, 109406), (572, 99460), (715, 79568), (880, 64649), (1040, 54703), (1144, 49730), (1430, 39784), (2288, 24865), (2860, 19892), (4973, 11440), (5720, 9946)]