17456940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{293}}^1\times {\mathrm{331}}^1$

素因数の和:639

約数の個数: 72

約数和(自身を含む): 53293968

約数和(自身を除く): 35837028

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 293, 331, 586, 662, 879, 993, 1172, 1324, 1465, 1655, 1758, 1986, 2637, 2930, 2979, 3310, 3516, 3972, 4395, 4965, 5274, 5860, 5958, 6620, 8790, 9930, 10548, 11916, 13185, 14895, 17580, 19860, 26370, 29790, 52740, 59580, 96983, 193966, 290949, 387932, 484915, 581898, 872847, 969830, 1163796, 1454745, 1745694, 1939660, 2909490, 3491388, 4364235, 5818980, 8728470, 17456940]

約数ペア:

[(1, 17456940), (2, 8728470), (3, 5818980), (4, 4364235), (5, 3491388), (6, 2909490), (9, 1939660), (10, 1745694), (12, 1454745), (15, 1163796), (18, 969830), (20, 872847), (30, 581898), (36, 484915), (45, 387932), (60, 290949), (90, 193966), (180, 96983), (293, 59580), (331, 52740), (586, 29790), (662, 26370), (879, 19860), (993, 17580), (1172, 14895), (1324, 13185), (1465, 11916), (1655, 10548), (1758, 9930), (1986, 8790), (2637, 6620), (2930, 5958), (2979, 5860), (3310, 5274), (3516, 4965), (3972, 4395)]