20036060

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{1493}}^1$

素因数の和:1574

約数の個数: 48

約数和(自身を含む): 46684512

約数和(自身を除く): 26648452

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 61, 110, 122, 220, 244, 305, 610, 671, 1220, 1342, 1493, 2684, 2986, 3355, 5972, 6710, 7465, 13420, 14930, 16423, 29860, 32846, 65692, 82115, 91073, 164230, 182146, 328460, 364292, 455365, 910730, 1001803, 1821460, 2003606, 4007212, 5009015, 10018030, 20036060]

約数ペア:

[(1, 20036060), (2, 10018030), (4, 5009015), (5, 4007212), (10, 2003606), (11, 1821460), (20, 1001803), (22, 910730), (44, 455365), (55, 364292), (61, 328460), (110, 182146), (122, 164230), (220, 91073), (244, 82115), (305, 65692), (610, 32846), (671, 29860), (1220, 16423), (1342, 14930), (1493, 13420), (2684, 7465), (2986, 6710), (3355, 5972)]