1011920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1$

素因数の和:172

約数の個数: 80

約数和(自身を含む): 2916480

約数和(自身を除く): 1904560

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 139, 140, 182, 208, 260, 278, 280, 364, 455, 520, 556, 560, 695, 728, 910, 973, 1040, 1112, 1390, 1456, 1807, 1820, 1946, 2224, 2780, 3614, 3640, 3892, 4865, 5560, 7228, 7280, 7784, 9035, 9730, 11120, 12649, 14456, 15568, 18070, 19460, 25298, 28912, 36140, 38920, 50596, 63245, 72280, 77840, 101192, 126490, 144560, 202384, 252980, 505960, 1011920]

約数ペア:

[(1, 1011920), (2, 505960), (4, 252980), (5, 202384), (7, 144560), (8, 126490), (10, 101192), (13, 77840), (14, 72280), (16, 63245), (20, 50596), (26, 38920), (28, 36140), (35, 28912), (40, 25298), (52, 19460), (56, 18070), (65, 15568), (70, 14456), (80, 12649), (91, 11120), (104, 9730), (112, 9035), (130, 7784), (139, 7280), (140, 7228), (182, 5560), (208, 4865), (260, 3892), (278, 3640), (280, 3614), (364, 2780), (455, 2224), (520, 1946), (556, 1820), (560, 1807), (695, 1456), (728, 1390), (910, 1112), (973, 1040)]