797599660

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{278881}}^1$

素因数の和:278914

約数の個数: 48

約数和(自身を含む): 1967791392

約数和(自身を除く): 1170191732

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, 278881, 557762, 1115524, 1394405, 2788810, 3067691, 3625453, 5577620, 6135382, 7250906, 12270764, 14501812, 15338455, 18127265, 30676910, 36254530, 39879983, 61353820, 72509060, 79759966, 159519932, 199399915, 398799830, 797599660]

約数ペア:

[(1, 797599660), (2, 398799830), (4, 199399915), (5, 159519932), (10, 79759966), (11, 72509060), (13, 61353820), (20, 39879983), (22, 36254530), (26, 30676910), (44, 18127265), (52, 15338455), (55, 14501812), (65, 12270764), (110, 7250906), (130, 6135382), (143, 5577620), (220, 3625453), (260, 3067691), (286, 2788810), (572, 1394405), (715, 1115524), (1430, 557762), (2860, 278881)]