245843090

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{557}}^1$

素因数の和:707

約数の個数: 64

約数和(自身を含む): 491754240

約数和(自身を除く): 245911150

約数列:

[1, 2, 5, 10, 19, 23, 38, 46, 95, 101, 115, 190, 202, 230, 437, 505, 557, 874, 1010, 1114, 1919, 2185, 2323, 2785, 3838, 4370, 4646, 5570, 9595, 10583, 11615, 12811, 19190, 21166, 23230, 25622, 44137, 52915, 56257, 64055, 88274, 105830, 112514, 128110, 220685, 243409, 281285, 441370, 486818, 562570, 1068883, 1217045, 1293911, 2137766, 2434090, 2587822, 5344415, 6469555, 10688830, 12939110, 24584309, 49168618, 122921545, 245843090]

約数ペア:

[(1, 245843090), (2, 122921545), (5, 49168618), (10, 24584309), (19, 12939110), (23, 10688830), (38, 6469555), (46, 5344415), (95, 2587822), (101, 2434090), (115, 2137766), (190, 1293911), (202, 1217045), (230, 1068883), (437, 562570), (505, 486818), (557, 441370), (874, 281285), (1010, 243409), (1114, 220685), (1919, 128110), (2185, 112514), (2323, 105830), (2785, 88274), (3838, 64055), (4370, 56257), (4646, 52915), (5570, 44137), (9595, 25622), (10583, 23230), (11615, 21166), (12811, 19190)]