18567640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{5101}}^1$

素因数の和:5132

約数の個数: 64

約数和(自身を含む): 51428160

約数和(自身を除く): 32860520

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 5101, 10202, 20404, 25505, 35707, 40808, 51010, 66313, 71414, 102020, 132626, 142828, 178535, 204040, 265252, 285656, 331565, 357070, 464191, 530504, 663130, 714140, 928382, 1326260, 1428280, 1856764, 2320955, 2652520, 3713528, 4641910, 9283820, 18567640]

約数ペア:

[(1, 18567640), (2, 9283820), (4, 4641910), (5, 3713528), (7, 2652520), (8, 2320955), (10, 1856764), (13, 1428280), (14, 1326260), (20, 928382), (26, 714140), (28, 663130), (35, 530504), (40, 464191), (52, 357070), (56, 331565), (65, 285656), (70, 265252), (91, 204040), (104, 178535), (130, 142828), (140, 132626), (182, 102020), (260, 71414), (280, 66313), (364, 51010), (455, 40808), (520, 35707), (728, 25505), (910, 20404), (1820, 10202), (3640, 5101)]