404437610

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{16249}}^1$

素因数の和:16406

約数の個数: 32

約数和(自身を含む): 772200000

約数和(自身を除く): 367762390

約数列:

[1, 2, 5, 10, 19, 38, 95, 131, 190, 262, 655, 1310, 2489, 4978, 12445, 16249, 24890, 32498, 81245, 162490, 308731, 617462, 1543655, 2128619, 3087310, 4257238, 10643095, 21286190, 40443761, 80887522, 202218805, 404437610]

約数ペア:

[(1, 404437610), (2, 202218805), (5, 80887522), (10, 40443761), (19, 21286190), (38, 10643095), (95, 4257238), (131, 3087310), (190, 2128619), (262, 1543655), (655, 617462), (1310, 308731), (2489, 162490), (4978, 81245), (12445, 32498), (16249, 24890)]