1005290

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1$

素因数の和:87

約数の個数: 64

約数和(自身を含む): 2298240

約数和(自身を除く): 1292950

約数列:

[1, 2, 5, 10, 11, 13, 19, 22, 26, 37, 38, 55, 65, 74, 95, 110, 130, 143, 185, 190, 209, 247, 286, 370, 407, 418, 481, 494, 703, 715, 814, 962, 1045, 1235, 1406, 1430, 2035, 2090, 2405, 2470, 2717, 3515, 4070, 4810, 5291, 5434, 7030, 7733, 9139, 10582, 13585, 15466, 18278, 26455, 27170, 38665, 45695, 52910, 77330, 91390, 100529, 201058, 502645, 1005290]

約数ペア:

[(1, 1005290), (2, 502645), (5, 201058), (10, 100529), (11, 91390), (13, 77330), (19, 52910), (22, 45695), (26, 38665), (37, 27170), (38, 26455), (55, 18278), (65, 15466), (74, 13585), (95, 10582), (110, 9139), (130, 7733), (143, 7030), (185, 5434), (190, 5291), (209, 4810), (247, 4070), (286, 3515), (370, 2717), (407, 2470), (418, 2405), (481, 2090), (494, 2035), (703, 1430), (715, 1406), (814, 1235), (962, 1045)]