520676

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:84

約数の個数: 48

約数和(自身を含む): 1128960

約数和(自身を除く): 608284

約数列:

[1, 2, 4, 13, 17, 19, 26, 31, 34, 38, 52, 62, 68, 76, 124, 221, 247, 323, 403, 442, 494, 527, 589, 646, 806, 884, 988, 1054, 1178, 1292, 1612, 2108, 2356, 4199, 6851, 7657, 8398, 10013, 13702, 15314, 16796, 20026, 27404, 30628, 40052, 130169, 260338, 520676]

約数ペア:

[(1, 520676), (2, 260338), (4, 130169), (13, 40052), (17, 30628), (19, 27404), (26, 20026), (31, 16796), (34, 15314), (38, 13702), (52, 10013), (62, 8398), (68, 7657), (76, 6851), (124, 4199), (221, 2356), (247, 2108), (323, 1612), (403, 1292), (442, 1178), (494, 1054), (527, 988), (589, 884), (646, 806)]