8006021920

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{27691}}^1$

素因数の和:27858

約数の個数: 96

約数和(自身を含む): 20516448960

約数和(自身を除く): 12510427040

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 139, 160, 208, 260, 278, 416, 520, 556, 695, 1040, 1112, 1390, 1807, 2080, 2224, 2780, 3614, 4448, 5560, 7228, 9035, 11120, 14456, 18070, 22240, 27691, 28912, 36140, 55382, 57824, 72280, 110764, 138455, 144560, 221528, 276910, 289120, 359983, 443056, 553820, 719966, 886112, 1107640, 1439932, 1799915, 2215280, 2879864, 3599830, 3849049, 4430560, 5759728, 7199660, 7698098, 11519456, 14399320, 15396196, 19245245, 28798640, 30792392, 38490490, 50037637, 57597280, 61584784, 76980980, 100075274, 123169568, 153961960, 200150548, 250188185, 307923920, 400301096, 500376370, 615847840, 800602192, 1000752740, 1601204384, 2001505480, 4003010960, 8006021920]

約数ペア:

[(1, 8006021920), (2, 4003010960), (4, 2001505480), (5, 1601204384), (8, 1000752740), (10, 800602192), (13, 615847840), (16, 500376370), (20, 400301096), (26, 307923920), (32, 250188185), (40, 200150548), (52, 153961960), (65, 123169568), (80, 100075274), (104, 76980980), (130, 61584784), (139, 57597280), (160, 50037637), (208, 38490490), (260, 30792392), (278, 28798640), (416, 19245245), (520, 15396196), (556, 14399320), (695, 11519456), (1040, 7698098), (1112, 7199660), (1390, 5759728), (1807, 4430560), (2080, 3849049), (2224, 3599830), (2780, 2879864), (3614, 2215280), (4448, 1799915), (5560, 1439932), (7228, 1107640), (9035, 886112), (11120, 719966), (14456, 553820), (18070, 443056), (22240, 359983), (27691, 289120), (28912, 276910), (36140, 221528), (55382, 144560), (57824, 138455), (72280, 110764)]