348460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1$

素因数の和:166

約数の個数: 48

約数和(自身を含む): 887040

約数和(自身を除く): 538580

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 131, 133, 140, 190, 262, 266, 380, 524, 532, 655, 665, 917, 1310, 1330, 1834, 2489, 2620, 2660, 3668, 4585, 4978, 9170, 9956, 12445, 17423, 18340, 24890, 34846, 49780, 69692, 87115, 174230, 348460]

約数ペア:

[(1, 348460), (2, 174230), (4, 87115), (5, 69692), (7, 49780), (10, 34846), (14, 24890), (19, 18340), (20, 17423), (28, 12445), (35, 9956), (38, 9170), (70, 4978), (76, 4585), (95, 3668), (131, 2660), (133, 2620), (140, 2489), (190, 1834), (262, 1330), (266, 1310), (380, 917), (524, 665), (532, 655)]