1911650

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1$

素因数の和:215

約数の個数: 48

約数和(自身を含む): 4077864

約数和(自身を除く): 2166214

約数列:

[1, 2, 5, 10, 13, 17, 25, 26, 34, 50, 65, 85, 130, 170, 173, 221, 325, 346, 425, 442, 650, 850, 865, 1105, 1730, 2210, 2249, 2941, 4325, 4498, 5525, 5882, 8650, 11050, 11245, 14705, 22490, 29410, 38233, 56225, 73525, 76466, 112450, 147050, 191165, 382330, 955825, 1911650]

約数ペア:

[(1, 1911650), (2, 955825), (5, 382330), (10, 191165), (13, 147050), (17, 112450), (25, 76466), (26, 73525), (34, 56225), (50, 38233), (65, 29410), (85, 22490), (130, 14705), (170, 11245), (173, 11050), (221, 8650), (325, 5882), (346, 5525), (425, 4498), (442, 4325), (650, 2941), (850, 2249), (865, 2210), (1105, 1730)]