29020420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:245

約数の個数: 96

約数和(自身を含む): 73100160

約数和(自身を除く): 44079740

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 73, 110, 130, 139, 143, 146, 220, 260, 278, 286, 292, 365, 556, 572, 695, 715, 730, 803, 949, 1390, 1430, 1460, 1529, 1606, 1807, 1898, 2780, 2860, 3058, 3212, 3614, 3796, 4015, 4745, 6116, 7228, 7645, 8030, 9035, 9490, 10147, 10439, 15290, 16060, 18070, 18980, 19877, 20294, 20878, 30580, 36140, 39754, 40588, 41756, 50735, 52195, 79508, 99385, 101470, 104390, 111617, 131911, 198770, 202940, 208780, 223234, 263822, 397540, 446468, 527644, 558085, 659555, 1116170, 1319110, 1451021, 2232340, 2638220, 2902042, 5804084, 7255105, 14510210, 29020420]

約数ペア:

[(1, 29020420), (2, 14510210), (4, 7255105), (5, 5804084), (10, 2902042), (11, 2638220), (13, 2232340), (20, 1451021), (22, 1319110), (26, 1116170), (44, 659555), (52, 558085), (55, 527644), (65, 446468), (73, 397540), (110, 263822), (130, 223234), (139, 208780), (143, 202940), (146, 198770), (220, 131911), (260, 111617), (278, 104390), (286, 101470), (292, 99385), (365, 79508), (556, 52195), (572, 50735), (695, 41756), (715, 40588), (730, 39754), (803, 36140), (949, 30580), (1390, 20878), (1430, 20294), (1460, 19877), (1529, 18980), (1606, 18070), (1807, 16060), (1898, 15290), (2780, 10439), (2860, 10147), (3058, 9490), (3212, 9035), (3614, 8030), (3796, 7645), (4015, 7228), (4745, 6116)]