1142960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1$

素因数の和:190

約数の個数: 80

約数和(自身を含む): 3291456

約数和(自身を除く): 2148496

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, 157, 182, 208, 260, 280, 314, 364, 455, 520, 560, 628, 728, 785, 910, 1040, 1099, 1256, 1456, 1570, 1820, 2041, 2198, 2512, 3140, 3640, 4082, 4396, 5495, 6280, 7280, 8164, 8792, 10205, 10990, 12560, 14287, 16328, 17584, 20410, 21980, 28574, 32656, 40820, 43960, 57148, 71435, 81640, 87920, 114296, 142870, 163280, 228592, 285740, 571480, 1142960]

約数ペア:

[(1, 1142960), (2, 571480), (4, 285740), (5, 228592), (7, 163280), (8, 142870), (10, 114296), (13, 87920), (14, 81640), (16, 71435), (20, 57148), (26, 43960), (28, 40820), (35, 32656), (40, 28574), (52, 21980), (56, 20410), (65, 17584), (70, 16328), (80, 14287), (91, 12560), (104, 10990), (112, 10205), (130, 8792), (140, 8164), (157, 7280), (182, 6280), (208, 5495), (260, 4396), (280, 4082), (314, 3640), (364, 3140), (455, 2512), (520, 2198), (560, 2041), (628, 1820), (728, 1570), (785, 1456), (910, 1256), (1040, 1099)]