1223638640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{95003}}^1$

素因数の和:95046

約数の個数: 80

約数和(自身を含む): 3392782848

約数和(自身を除く): 2169144208

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 56, 70, 80, 92, 112, 115, 140, 161, 184, 230, 280, 322, 368, 460, 560, 644, 805, 920, 1288, 1610, 1840, 2576, 3220, 6440, 12880, 95003, 190006, 380012, 475015, 665021, 760024, 950030, 1330042, 1520048, 1900060, 2185069, 2660084, 3325105, 3800120, 4370138, 5320168, 6650210, 7600240, 8740276, 10640336, 10925345, 13300420, 15295483, 17480552, 21850690, 26600840, 30590966, 34961104, 43701380, 53201680, 61181932, 76477415, 87402760, 122363864, 152954830, 174805520, 244727728, 305909660, 611819320, 1223638640]

約数ペア:

[(1, 1223638640), (2, 611819320), (4, 305909660), (5, 244727728), (7, 174805520), (8, 152954830), (10, 122363864), (14, 87402760), (16, 76477415), (20, 61181932), (23, 53201680), (28, 43701380), (35, 34961104), (40, 30590966), (46, 26600840), (56, 21850690), (70, 17480552), (80, 15295483), (92, 13300420), (112, 10925345), (115, 10640336), (140, 8740276), (161, 7600240), (184, 6650210), (230, 5320168), (280, 4370138), (322, 3800120), (368, 3325105), (460, 2660084), (560, 2185069), (644, 1900060), (805, 1520048), (920, 1330042), (1288, 950030), (1610, 760024), (1840, 665021), (2576, 475015), (3220, 380012), (6440, 190006), (12880, 95003)]