15809320

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{347}}^1$

素因数の和:442

約数の個数: 64

約数和(自身を含む): 38335680

約数和(自身を除く): 22526360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 67, 68, 85, 134, 136, 170, 268, 335, 340, 347, 536, 670, 680, 694, 1139, 1340, 1388, 1735, 2278, 2680, 2776, 3470, 4556, 5695, 5899, 6940, 9112, 11390, 11798, 13880, 22780, 23249, 23596, 29495, 45560, 46498, 47192, 58990, 92996, 116245, 117980, 185992, 232490, 235960, 395233, 464980, 790466, 929960, 1580932, 1976165, 3161864, 3952330, 7904660, 15809320]

約数ペア:

[(1, 15809320), (2, 7904660), (4, 3952330), (5, 3161864), (8, 1976165), (10, 1580932), (17, 929960), (20, 790466), (34, 464980), (40, 395233), (67, 235960), (68, 232490), (85, 185992), (134, 117980), (136, 116245), (170, 92996), (268, 58990), (335, 47192), (340, 46498), (347, 45560), (536, 29495), (670, 23596), (680, 23249), (694, 22780), (1139, 13880), (1340, 11798), (1388, 11390), (1735, 9112), (2278, 6940), (2680, 5899), (2776, 5695), (3470, 4556)]