13271440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1823}}^1$

素因数の和:1856

約数の個数: 80

約数和(自身を含む): 37997568

約数和(自身を除く): 24726128

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, 1820, 1823, 3640, 3646, 7280, 7292, 9115, 12761, 14584, 18230, 23699, 25522, 29168, 36460, 47398, 51044, 63805, 72920, 94796, 102088, 118495, 127610, 145840, 165893, 189592, 204176, 236990, 255220, 331786, 379184, 473980, 510440, 663572, 829465, 947960, 1020880, 1327144, 1658930, 1895920, 2654288, 3317860, 6635720, 13271440]

約数ペア:

[(1, 13271440), (2, 6635720), (4, 3317860), (5, 2654288), (7, 1895920), (8, 1658930), (10, 1327144), (13, 1020880), (14, 947960), (16, 829465), (20, 663572), (26, 510440), (28, 473980), (35, 379184), (40, 331786), (52, 255220), (56, 236990), (65, 204176), (70, 189592), (80, 165893), (91, 145840), (104, 127610), (112, 118495), (130, 102088), (140, 94796), (182, 72920), (208, 63805), (260, 51044), (280, 47398), (364, 36460), (455, 29168), (520, 25522), (560, 23699), (728, 18230), (910, 14584), (1040, 12761), (1456, 9115), (1820, 7292), (1823, 7280), (3640, 3646)]