2080287664

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1428769}}^1$

素因数の和:1428797

約数の個数: 40

約数和(自身を含む): 4960689440

約数和(自身を除く): 2880401776

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 1428769, 2857538, 5715076, 10001383, 11430152, 18573997, 20002766, 22860304, 37147994, 40005532, 74295988, 80011064, 130017979, 148591976, 160022128, 260035958, 297183952, 520071916, 1040143832, 2080287664]

約数ペア:

[(1, 2080287664), (2, 1040143832), (4, 520071916), (7, 297183952), (8, 260035958), (13, 160022128), (14, 148591976), (16, 130017979), (26, 80011064), (28, 74295988), (52, 40005532), (56, 37147994), (91, 22860304), (104, 20002766), (112, 18573997), (182, 11430152), (208, 10001383), (364, 5715076), (728, 2857538), (1456, 1428769)]