404023984

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{4549}}^1$

素因数の和:4638

約数の個数: 80

約数和(自身を含む): 979451200

約数和(自身を除く): 575427216

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 61, 91, 104, 112, 122, 182, 208, 244, 364, 427, 488, 728, 793, 854, 976, 1456, 1586, 1708, 3172, 3416, 4549, 5551, 6344, 6832, 9098, 11102, 12688, 18196, 22204, 31843, 36392, 44408, 59137, 63686, 72784, 88816, 118274, 127372, 236548, 254744, 277489, 413959, 473096, 509488, 554978, 827918, 946192, 1109956, 1655836, 1942423, 2219912, 3311672, 3607357, 3884846, 4439824, 6623344, 7214714, 7769692, 14429428, 15539384, 25251499, 28858856, 31078768, 50502998, 57717712, 101005996, 202011992, 404023984]

約数ペア:

[(1, 404023984), (2, 202011992), (4, 101005996), (7, 57717712), (8, 50502998), (13, 31078768), (14, 28858856), (16, 25251499), (26, 15539384), (28, 14429428), (52, 7769692), (56, 7214714), (61, 6623344), (91, 4439824), (104, 3884846), (112, 3607357), (122, 3311672), (182, 2219912), (208, 1942423), (244, 1655836), (364, 1109956), (427, 946192), (488, 827918), (728, 554978), (793, 509488), (854, 473096), (976, 413959), (1456, 277489), (1586, 254744), (1708, 236548), (3172, 127372), (3416, 118274), (4549, 88816), (5551, 72784), (6344, 63686), (6832, 59137), (9098, 44408), (11102, 36392), (12688, 31843), (18196, 22204)]