172045180

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{211}}^1\times {\mathrm{691}}^1$

素因数の和:970

約数の個数: 48

約数和(自身を含む): 369694080

約数和(自身を除く): 197648900

約数列:

[1, 2, 4, 5, 10, 20, 59, 118, 211, 236, 295, 422, 590, 691, 844, 1055, 1180, 1382, 2110, 2764, 3455, 4220, 6910, 12449, 13820, 24898, 40769, 49796, 62245, 81538, 124490, 145801, 163076, 203845, 248980, 291602, 407690, 583204, 729005, 815380, 1458010, 2916020, 8602259, 17204518, 34409036, 43011295, 86022590, 172045180]

約数ペア:

[(1, 172045180), (2, 86022590), (4, 43011295), (5, 34409036), (10, 17204518), (20, 8602259), (59, 2916020), (118, 1458010), (211, 815380), (236, 729005), (295, 583204), (422, 407690), (590, 291602), (691, 248980), (844, 203845), (1055, 163076), (1180, 145801), (1382, 124490), (2110, 81538), (2764, 62245), (3455, 49796), (4220, 40769), (6910, 24898), (12449, 13820)]