55120780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19273}}^1$

素因数の和:19306

約数の個数: 48

約数和(自身を含む): 135997344

約数和(自身を除く): 80876564

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 19273, 38546, 77092, 96365, 192730, 212003, 250549, 385460, 424006, 501098, 848012, 1002196, 1060015, 1252745, 2120030, 2505490, 2756039, 4240060, 5010980, 5512078, 11024156, 13780195, 27560390, 55120780]

約数ペア:

[(1, 55120780), (2, 27560390), (4, 13780195), (5, 11024156), (10, 5512078), (11, 5010980), (13, 4240060), (20, 2756039), (22, 2505490), (26, 2120030), (44, 1252745), (52, 1060015), (55, 1002196), (65, 848012), (110, 501098), (130, 424006), (143, 385460), (220, 250549), (260, 212003), (286, 192730), (572, 96365), (715, 77092), (1430, 38546), (2860, 19273)]