1494640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1$

素因数の和:194

約数の個数: 80

約数和(自身を含む): 4231872

約数和(自身を除く): 2737232

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 40, 56, 68, 70, 80, 85, 112, 119, 136, 140, 157, 170, 238, 272, 280, 314, 340, 476, 560, 595, 628, 680, 785, 952, 1099, 1190, 1256, 1360, 1570, 1904, 2198, 2380, 2512, 2669, 3140, 4396, 4760, 5338, 5495, 6280, 8792, 9520, 10676, 10990, 12560, 13345, 17584, 18683, 21352, 21980, 26690, 37366, 42704, 43960, 53380, 74732, 87920, 93415, 106760, 149464, 186830, 213520, 298928, 373660, 747320, 1494640]

約数ペア:

[(1, 1494640), (2, 747320), (4, 373660), (5, 298928), (7, 213520), (8, 186830), (10, 149464), (14, 106760), (16, 93415), (17, 87920), (20, 74732), (28, 53380), (34, 43960), (35, 42704), (40, 37366), (56, 26690), (68, 21980), (70, 21352), (80, 18683), (85, 17584), (112, 13345), (119, 12560), (136, 10990), (140, 10676), (157, 9520), (170, 8792), (238, 6280), (272, 5495), (280, 5338), (314, 4760), (340, 4396), (476, 3140), (560, 2669), (595, 2512), (628, 2380), (680, 2198), (785, 1904), (952, 1570), (1099, 1360), (1190, 1256)]