20846760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{929}}^1$

素因数の和:971

約数の個数: 128

約数和(自身を含む): 72316800

約数和(自身を除く): 51470040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 17, 20, 22, 24, 30, 33, 34, 40, 44, 51, 55, 60, 66, 68, 85, 88, 102, 110, 120, 132, 136, 165, 170, 187, 204, 220, 255, 264, 330, 340, 374, 408, 440, 510, 561, 660, 680, 748, 929, 935, 1020, 1122, 1320, 1496, 1858, 1870, 2040, 2244, 2787, 2805, 3716, 3740, 4488, 4645, 5574, 5610, 7432, 7480, 9290, 10219, 11148, 11220, 13935, 15793, 18580, 20438, 22296, 22440, 27870, 30657, 31586, 37160, 40876, 47379, 51095, 55740, 61314, 63172, 78965, 81752, 94758, 102190, 111480, 122628, 126344, 153285, 157930, 173723, 189516, 204380, 236895, 245256, 306570, 315860, 347446, 379032, 408760, 473790, 521169, 613140, 631720, 694892, 868615, 947580, 1042338, 1226280, 1389784, 1737230, 1895160, 2084676, 2605845, 3474460, 4169352, 5211690, 6948920, 10423380, 20846760]

約数ペア:

[(1, 20846760), (2, 10423380), (3, 6948920), (4, 5211690), (5, 4169352), (6, 3474460), (8, 2605845), (10, 2084676), (11, 1895160), (12, 1737230), (15, 1389784), (17, 1226280), (20, 1042338), (22, 947580), (24, 868615), (30, 694892), (33, 631720), (34, 613140), (40, 521169), (44, 473790), (51, 408760), (55, 379032), (60, 347446), (66, 315860), (68, 306570), (85, 245256), (88, 236895), (102, 204380), (110, 189516), (120, 173723), (132, 157930), (136, 153285), (165, 126344), (170, 122628), (187, 111480), (204, 102190), (220, 94758), (255, 81752), (264, 78965), (330, 63172), (340, 61314), (374, 55740), (408, 51095), (440, 47379), (510, 40876), (561, 37160), (660, 31586), (680, 30657), (748, 27870), (929, 22440), (935, 22296), (1020, 20438), (1122, 18580), (1320, 15793), (1496, 13935), (1858, 11220), (1870, 11148), (2040, 10219), (2244, 9290), (2787, 7480), (2805, 7432), (3716, 5610), (3740, 5574), (4488, 4645)]