17420590

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1$

素因数の和:217

約数の個数: 64

約数和(自身を含む): 36495360

約数和(自身を除く): 19074770

約数列:

[1, 2, 5, 10, 11, 22, 29, 43, 55, 58, 86, 110, 127, 145, 215, 254, 290, 319, 430, 473, 635, 638, 946, 1247, 1270, 1397, 1595, 2365, 2494, 2794, 3190, 3683, 4730, 5461, 6235, 6985, 7366, 10922, 12470, 13717, 13970, 18415, 27305, 27434, 36830, 40513, 54610, 60071, 68585, 81026, 120142, 137170, 158369, 202565, 300355, 316738, 405130, 600710, 791845, 1583690, 1742059, 3484118, 8710295, 17420590]

約数ペア:

[(1, 17420590), (2, 8710295), (5, 3484118), (10, 1742059), (11, 1583690), (22, 791845), (29, 600710), (43, 405130), (55, 316738), (58, 300355), (86, 202565), (110, 158369), (127, 137170), (145, 120142), (215, 81026), (254, 68585), (290, 60071), (319, 54610), (430, 40513), (473, 36830), (635, 27434), (638, 27305), (946, 18415), (1247, 13970), (1270, 13717), (1397, 12470), (1595, 10922), (2365, 7366), (2494, 6985), (2794, 6235), (3190, 5461), (3683, 4730)]