31460390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{271}}^1$

素因数の和:357

約数の個数: 64

約数和(自身を含む): 65802240

約数和(自身を除く): 34341850

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 47, 65, 94, 95, 130, 190, 235, 247, 271, 470, 494, 542, 611, 893, 1222, 1235, 1355, 1786, 2470, 2710, 3055, 3523, 4465, 5149, 6110, 7046, 8930, 10298, 11609, 12737, 17615, 23218, 25474, 25745, 35230, 51490, 58045, 63685, 66937, 116090, 127370, 133874, 165581, 242003, 331162, 334685, 484006, 669370, 827905, 1210015, 1655810, 2420030, 3146039, 6292078, 15730195, 31460390]

約数ペア:

[(1, 31460390), (2, 15730195), (5, 6292078), (10, 3146039), (13, 2420030), (19, 1655810), (26, 1210015), (38, 827905), (47, 669370), (65, 484006), (94, 334685), (95, 331162), (130, 242003), (190, 165581), (235, 133874), (247, 127370), (271, 116090), (470, 66937), (494, 63685), (542, 58045), (611, 51490), (893, 35230), (1222, 25745), (1235, 25474), (1355, 23218), (1786, 17615), (2470, 12737), (2710, 11609), (3055, 10298), (3523, 8930), (4465, 7046), (5149, 6110)]