28689430

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1$

素因数の和:134

約数の個数: 128

約数和(自身を含む): 70917120

約数和(自身を除く): 42227690

約数列:

[1, 2, 5, 7, 10, 11, 14, 19, 22, 35, 37, 38, 53, 55, 70, 74, 77, 95, 106, 110, 133, 154, 185, 190, 209, 259, 265, 266, 370, 371, 385, 407, 418, 518, 530, 583, 665, 703, 742, 770, 814, 1007, 1045, 1166, 1295, 1330, 1406, 1463, 1855, 1961, 2014, 2035, 2090, 2590, 2849, 2915, 2926, 3515, 3710, 3922, 4070, 4081, 4921, 5035, 5698, 5830, 7030, 7049, 7315, 7733, 8162, 9805, 9842, 10070, 11077, 13727, 14098, 14245, 14630, 15466, 19610, 20405, 21571, 22154, 24605, 27454, 28490, 35245, 37259, 38665, 40810, 43142, 49210, 54131, 55385, 68635, 70490, 74518, 77330, 77539, 107855, 108262, 110770, 137270, 150997, 155078, 186295, 215710, 260813, 270655, 301994, 372590, 387695, 409849, 521626, 541310, 754985, 775390, 819698, 1304065, 1509970, 2049245, 2608130, 2868943, 4098490, 5737886, 14344715, 28689430]

約数ペア:

[(1, 28689430), (2, 14344715), (5, 5737886), (7, 4098490), (10, 2868943), (11, 2608130), (14, 2049245), (19, 1509970), (22, 1304065), (35, 819698), (37, 775390), (38, 754985), (53, 541310), (55, 521626), (70, 409849), (74, 387695), (77, 372590), (95, 301994), (106, 270655), (110, 260813), (133, 215710), (154, 186295), (185, 155078), (190, 150997), (209, 137270), (259, 110770), (265, 108262), (266, 107855), (370, 77539), (371, 77330), (385, 74518), (407, 70490), (418, 68635), (518, 55385), (530, 54131), (583, 49210), (665, 43142), (703, 40810), (742, 38665), (770, 37259), (814, 35245), (1007, 28490), (1045, 27454), (1166, 24605), (1295, 22154), (1330, 21571), (1406, 20405), (1463, 19610), (1855, 15466), (1961, 14630), (2014, 14245), (2035, 14098), (2090, 13727), (2590, 11077), (2849, 10070), (2915, 9842), (2926, 9805), (3515, 8162), (3710, 7733), (3922, 7315), (4070, 7049), (4081, 7030), (4921, 5830), (5035, 5698)]