16559320

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{107}}^1$

素因数の和:244

約数の個数: 64

約数和(自身を含む): 38841120

約数和(自身を除く): 22281800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 73, 106, 107, 146, 212, 214, 265, 292, 365, 424, 428, 530, 535, 584, 730, 856, 1060, 1070, 1460, 2120, 2140, 2920, 3869, 4280, 5671, 7738, 7811, 11342, 15476, 15622, 19345, 22684, 28355, 30952, 31244, 38690, 39055, 45368, 56710, 62488, 77380, 78110, 113420, 154760, 156220, 226840, 312440, 413983, 827966, 1655932, 2069915, 3311864, 4139830, 8279660, 16559320]

約数ペア:

[(1, 16559320), (2, 8279660), (4, 4139830), (5, 3311864), (8, 2069915), (10, 1655932), (20, 827966), (40, 413983), (53, 312440), (73, 226840), (106, 156220), (107, 154760), (146, 113420), (212, 78110), (214, 77380), (265, 62488), (292, 56710), (365, 45368), (424, 39055), (428, 38690), (530, 31244), (535, 30952), (584, 28355), (730, 22684), (856, 19345), (1060, 15622), (1070, 15476), (1460, 11342), (2120, 7811), (2140, 7738), (2920, 5671), (3869, 4280)]