1405810

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{151}}^1$

素因数の和:191

約数の個数: 48

約数和(自身を含む): 3119040

約数和(自身を除く): 1713230

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 49, 70, 95, 98, 133, 151, 190, 245, 266, 302, 490, 665, 755, 931, 1057, 1330, 1510, 1862, 2114, 2869, 4655, 5285, 5738, 7399, 9310, 10570, 14345, 14798, 20083, 28690, 36995, 40166, 73990, 100415, 140581, 200830, 281162, 702905, 1405810]

約数ペア:

[(1, 1405810), (2, 702905), (5, 281162), (7, 200830), (10, 140581), (14, 100415), (19, 73990), (35, 40166), (38, 36995), (49, 28690), (70, 20083), (95, 14798), (98, 14345), (133, 10570), (151, 9310), (190, 7399), (245, 5738), (266, 5285), (302, 4655), (490, 2869), (665, 2114), (755, 1862), (931, 1510), (1057, 1330)]